Joints that are between ¼ inches and 1. There are different brands of sand for pavers to suit all budgets and needs. Polymeric sand is a material used to fill paver joints, the empty spaces found between each paver, tile or natural stone. color options. Paving Stone Joint Sand is a joint locking material used in place of regular sand to stabilize pavers, brick, concrete blocks and patio stones. The publication explains that, when. In this article, we will discuss what polymer sand is, how it's used, and some of its benefits. The recommended frequency for re-sanding pavers is every 2-3 years. Backed by a 20-year warranty. Brush the polymeric sand into the gaps between the pavers, tamp it down with the compactor, and then lightly water to activate the polymer. Yet, regular jointing sand, also known as silica sand or fine sand, is a more cost-effective option compared to polymeric sand. Polymeric Jointing Sand is a polymeric-modified graded sand for filling joints up to 2 wide between interlocking pavers, brick, natural stone and concrete slaps. Polymeric sand offers greater resistance to erosion because of its hardening properties. You can also use masonry sand when you're aiming for a more aesthetically pleasing paving project due to its fine texture and neat application. Silica sand consists mainly of silica, quartz, clay, dust, and other such substances. Minimum width between pavers: 1/4 in. The reason polymeric sand remains strong over time in comparison to fine sand or regular paver sand is because of the special mixture of additive particles used in our ACCEL products. Another major difference here is of course that polymeric sand is only used in between joints, whereas joint stabilizing sealer is also applied to the pavers themselves. I'm about to power wash my paver patio as well and had the same exact question. A leaf blower on a very low setting is a good way to do this. This can help maintain the integrity of the paver installation over time. The silica is a binding agent that helps to hold the sand in place. Poly Sands & NOCO. One of the biggest differences here is that polymeric sand is not water permeable. Polymeric sand is available in different colors and is easy to install. Aberdeen (large slab pavers) 216-483. I opted for a soft-bristled broom to avoid accidentally scratching or damaging the. Stabilizes paver installations - follows soil movement. 5. 5. Ceramic Flex Polymeric Sand for Perfect Patio Joints. Protect. Alternatives to Polymeric Sand. Then I carefully followed instructions on the polymeric sand. It consists of additives like quartz and crystalline silica that give it greater binding power. Helps reduce joint erosion - water, frost heaving, wind, power washing, etc. Can You Use Regular Sand Between Pavers. : If the area is prone to heavy rainfall or flooding, additional drainage solutions may be necessary. The coarser the sand the better. See more ideas about polymeric sand, pavers, sand. Stays Clean from weed or insect infestation#3. com. 1. So, when it rains, instead of the sand washing out of the joints, the. This process also helps to secure the pavers into place. Sunniland. You will also need some sort of tool that is thin enough to fit into the crack, so you can compact the sand. the extra time it takes to drain doesn't warrant switching back to regular sand, and risking weed seed germinating into a nightmare. While Polymeric sand is precisely for filling in the joints and keeping the pavers adhered for good, they’re permanent and won’t leave you room for additional adjustment. You need to go the depth of the paver with poly sand. After you’ve dug your pathway and laid down a bed of gravel or crushed rock, you’ll cover the whole path with a layer of sand. For this example, lets assume that you want a thickness or depth of 1-inch. After that, rinse the pavement with a garden hose to remove the polymeric sand haze and the vinegar solution from the pavement. They’re Fine. Compacting the sand is an important step. Sunniland 0. It can be used for both residential and commercial types of applications. Use a plate compactor to vibrate the sand down into the joints. 3. deep. Best Polymeric Sand Reviews For Pavers of 2023 (Top 3 Picks) Meet the Authors. Exactly how fine stone dust is, however, depends on the exact stone dust you get, as some may be finer than others. As easy to install as regular sand, almost. The only solution would be to completely remove the polymeric sand redo the whole pathway. Paver sand is the type of sand you prefer to use. Unlike regular sand, polymeric sand is impervious. Polymeric sand is easy to mix with water and is compatible with different materials. the extra time it takes to drain doesn't warrant switching back to regular sand, and risking weed seed germinating into a nightmare. The polymer modified sand hardens as it dries. 2. 4. Polymeric and regular sand are two types. How To Use Polymeric Sand for Pavers & Interlocking Joints. 1. Polymeric joint sand will essentially harden like concrete between your paving stones so it is PERMANENT. Regular sand is a worse product than poly, it grows weeds fast and blows away easily. It is used to fill the joints between pavers and can be made of a variety of materials, including washed masonry sand, crushed granite, and polymeric sand. In fact, any sand that has angular edges and a particle size of 1/8 inch in diameter is best. Polymeric sand is essentially a sand that when combined with water and something such as silica forms a tight bond. Polymeric sand is typically designed to be a one-time application. While a 50-pound bag of ordinary sand costs $2 to $4, its polymeric equivalent can range from $20 to $40. Make sure you use fine or paver polymeric as there is a larger grain polymeric sand designed for flagstone. It is made from a mix of fine sand and various additives that become a powerful bonding agent when it comes into contact with water. Spontaneous323 • 3 yr. Polymeric sand is an essential in most modern paver patios. Maximum width between pavers: 1 in. activation and quickly becomes resistant to water erosion (rain, splashes, sprinklers, etc. Find and save ideas about polymeric sand on Pinterest. First, use the utility knife to open the sandbag. Joint Width: 1/16″ to 1″ at intersections. Stone dust is a good alternative--it does not wash out or displace as easily as paver sand--costs less than polymeric but a bit more than sand. Some still prefer regular sand, as they remain screed but not fixed. POLYBIND SAND G2 level, must be at least 1/8″ (3 mm) below top of paver’s surface or 1/8″ (3 mm) below the chamfer or erosion may occur. Launched in the early 2000s, polymeric sand is a material that is manufactured specifically for jointing paving slabs and brick pavers. Its. Composition: Fine. After paver installation, the sand would be swept into the paver joints. Sep 27, 2020 - Explore Framing Nailers Guide's board "Polymeric Sand VS Regular Sand for Pavers", followed by 3,332 people on Pinterest. The term “polymeric sand” might sound how some sort of high-tech, totally consequence, but there’s a sound shot you’ve encountered information somewhere along the line. Sweep a broom across the pavers at a 45 degree angle to fill joints. This creates a fairly strong bond between your pavers that is less likely to be eroded by weather. Step 4: Get the Required Tools. Ultimately, they both fill the gaps between the. Step 5: Clean the Surface. The answer is polymeric sand is better for locking the joints, and regular sand/concrete sand is better for bedding. Use a push broom to spread it and the. Choose a color that will complement the color of your pavers. Updated on March 1, 2023. Easier to install and more durable than traditional hardscape aggregate, they also prevent weed growth and insect infestations. Water Permeability. How To Use Polymeric Sand When Installing Pavers. The main function of paver joint sand, whether regular or polymeric, is to ensure a firm, stable & durable bond between the pavers. Polymeric sand is a precise mixture of natural Sand and polymer binders. Paint 2 coats of paver sealant over entire patio. Choosing the correct variety of sand is essential until seal this pavers and ensure that they are positioned firmly thus that who structure formers longer. Polymeric Sand or paver sand as it is sometimes called is a very fine grain sand that is combined with additives and, when mixed with water, forms a strong bond. . (b)sand and cement with 3:1 ratio, add red color so that when I sweep it, it won't stain the paver. Polymeric sand is a type of sand that’s specially formulated for filling on paver joints. Joint Sand Image Credit: LianeM, Shutterstock. Once the sand is wetted, the binders activate and harden, creating a solid surface. It also causes cracks and gaps, because the sand hasn't fully bonded the entire depth of the joint. When mixed with water, it forms a strong binding agent that can be used to fill spaces between pavers, tiles, and more. It lasts longer while keeping the paver boundRegular Sand Use. 5 of coarse sand for the bed. When these polymers are activated by water, they expand and join together to form a. It costs $50 to $75 per 27. We applied Polymeric Sand for the pavers, unfortunately we sprinkled before the use of the leaf blower. I had assumed that was the case, but I was going to ask separately. Polymeric sand is usually only used to fill paver joints. Polymeric sand vs. No, you cannot use all purpose sand for pavers. This can lead to sand replacement costs over time. Polymeric sand is sand that has an adhesive in it. Grout is generally an interior joint sealer, whereas polymeric sand is usually an outdoor joint sealer. It is important to choose a sand that is the same size or smaller than the joints between your pavers. What most people call “paver sand” is actually polymeric sand. Coverage rate depends on joint size, paver size, new vs. Lay out the pavers first to determine the desired pattern, then. On the other hand, polymeric sand is man-made sand composed of polymer additives. Easy to clean with water Will hold water in between the pavers and encourage moss and mold in shaded areas Performance ACCEL polymeric sand vs. In order to implement the goal, we recommend you use a non-selective herbicide. Consider this my official mulch glue. In terms of appearance, polymeric sand also provides a more even and consistent look compared to regular sand. Generally, when your pavers were first installed, a masonry or paver sand was used to fill the joints between the pavers. Easy mix paver bond polymeric sand is a blend of kiln-dried fine sand and a gelling agent formulated to create a cohesive joint between pavers. Alternatives to polymeric sand, such as regular sand or stone dust, are available. Pros of polymeric sand. Step 1: Check the Weather. The only solution would be to completely remove the polymeric sand redo the whole pathway. This angular material is designed to lock pavers into place. Here are ways you can protect your pavers from a plate compactor: Place a rubber mat on the plate of your plate compactor as a buffer for the paver. 0. Use the garden hose on a fine mist setting to dampen the sand, trying not to let water pool in the joints. regular sand? Regular sand is just natural fine sand from rivers or mining areas. 4. Deters ants and other insects. Put down paver base (compactible gravels) and DO compact for every 2" of subbase. On the other hand, polymeric sand is man-made sand composed of. The ICPI refers to joint sand in their tech spec sheet #2. UNDER-WATERING causes the polymeric sand to simply form a "crust" on the top. Polymeric sand works a little differently and typically forms a crust that might be anywhere from a half inch to an inch thick. How do you remove dried polymeric sand from the top of the pavers? Dried polymeric sand on the top of pavers can be unsightly and may cause damage over time. Find and save ideas about paver sand on Pinterest. After you put it down, you wet it, and it adheres to itself. MY PATIO LOVE CLUB. Spread polymeric sand in sections. Polymeric sand is a thin sand that when combined with additives and water forms a binding agent. When mixed with water, it forms a strong binding agent that can be used to fill spaces between pavers,. Loading Recommendations. You should use enough sand so that it is approximately 1/8-inch to 1/4-inch deep. Fast-setting, water resistant 90-minutes after installation. Both are going to cost the same price for installation, so it’s simply a preference. 5. Finally, use a hose to wet the sand and allow it to harden. Place a mat on the base of your compactor and layer sand between the paver gaps for maximum. This works in the short-term to stabilize the pavers and prevent them from shifting or moving. Mortar is absolutely the stronger and longer-lasting of the two. ”. The only downside is its price. Understanding Polymeric Sand. Once you’ve spread the sand, use the tamper to make sure the sand is securely in place between the pavers. Step 1: The first step you need to take while installing paver sand is to fight the prevailing weeds in your patio. Aberdeen (large slab pavers) 216-483. This also helps stop water from seeping under the pavers and lifting them. This concrete sand is usually a mixture of brown, tan, and beige colors. It contains 85 to 90% quartz and crystalline silica. There are paver sealers which really renew dull pavers. That's important to know when you have pavers. You can purchase this kind of. Finally, it is resistant to pests and bug infestation. 5 ft = 161. Polymeric sand is pricier than all-purpose sand; however, spending a little extra is worth it, given the durability of a polymeric paver. Techniseal EZ Sand is a trusted and proven mix of graded sand and binder that flows smoothly down joints for a fast and effective installation of pavers or slabs on surfaces exposed to normal traffic. Polymeric sand is regular fine sand mixed with silica, quartz, and other synthetic binders. The best kind of sand for this purpose is concrete sand. Polymeric sand was invented by Techniseal in 1999, and it has improved the installation. Enhance your next patio, driveway or other exterior project with this polymeric sand. The term “polymeric sand” might sound like some sort of high-tech, futuristic product, but. Homeowners don’t need to replace polymeric sand continuously. If you're looking for a way to improve the look and feel of your pavers, polymer sand for pavers may be the right solution for you. It’s a type of sand used to fill in the bonds within pavers, a product that’s produced by mixture one fine sand because additives – typically silica – and water on form a binding. Sweep in the sand. When laying pavers, you’ll need to buy a few bags of sand. Polymeric sand is not intended to be a replacement for. Washed Concrete Sand - This is the same sand that is used for the setting bed under the pavers and meets the gradation requirements of ASTM C33 and CSA A23. This sand includes a 15 year warranty. The question was on the SAND, not the pavers. Colors may vary slightly based on computer monitor and natural materials. 6. I'm an old veteran paver guy. Clear the Residue. Tan Polymeric Sand. Polymeric sand versus regular sand. If it isn’t applied correctly, things like a pressure washer will cause more harm than good. Regular sand is cheaper and more readily available compared to polymeric sand. regular sand LANDSCAPING Variety of applications - Pavers, Flagstone,Natural stone, Concrete However, your polymeric sand will hold firmly as paver filler if you keep everything in place without damaging the bricks and stones. Regular sand is more appropriately used for leveling the paver. Polymeric sand is the more reliable and durable option for filling in the paver gaps. Activate With Water. Many installers cut corners to speed up paving processes. of the sand Mold and Moss Prevention Does not allow water to penetrate and will dry faster. Activate the sand by lightly showering the pavers with water according to the manufacturer’s directions. 8. You can find paver sand sold under many different names, including all-purpose sand, joint sand, and levelling sand. In some applications where the joints between the pavers are rather large (1/4″ or larger) we suggest using the polymeric sand over the joint stabilizing paver sealer because the. It'll use more sand than you expect, but once it dries it should be fine. Additionally, regular sand does not contain any chemicals or additives, which makes it a safe choice for those looking to avoid chemical exposure. Add more sand as necessary to fill the cracks between the pavers again. Polymeric sand is our preference but there's nothing wrong with using sand. When it is combined with water it creates a strong bond that is ideal for filling in joints in pavers. The hardscape industry's leading high-duty polymeric jointing sand. Power washing again will make a mess and drive out remaining sand. 2. It’s a type by sandstone used to fill in aforementioned joints between pavers, a article that’s created by mixing an fine sand with additives – typically silica – and drink toward. When mixed with water, it forms a strong binding agent that can be used to fill spaces between pavers, tiles, and more. . 7) If it rains a lot, the polymer leaches out in a year or two, and you are left with "regular sand" except it sticks to the pavers and if you need to re-do the joints its going to be a royal pain whereas with regular sand, no problem. Step 1: Gather the Necessary Tools and MaterialsThe primary purpose of polymeric sand is to resist weeds and ants while holding pavers in place. What is Regular Sand? Polymeric sand is not used in all hardscaping projects. When used for something like sealing paver joints, polymeric sand should last for 10 or 15 years, whereas grout will only last for three to five years. Buy On Amazon. The challenge is to avoid staining. Polymeric sand is a material used to fill the paver joints, which are the empty spaces between each paver. Silica is such as an additive and is often used to help lock the fine sand particles together. Remove the sand base sand that's there now (compact also) 2. Polymeric Sand For Pavers. Accel Dust Preventing Paver Polymeric Sand 40-lb Shadow Grey Polymeric Sand. I'm in the last steps of installing pavers in my front yard. Run a plate compactor and reapply. 1. Its organic binder, Organic-Lock, is water-permeable and forms a gel as it absorbs water during rainfall. Yet another popular substitute for polymeric sand is a joint stabilizing sealer. Put a layer of paver sand between the gaps and run the compactor directly on top of it. If the area is large or has had 24 hours to cure and set, scrub brushes should be used. A polymeric sand joint offers a durable, resilient and. A water-activated polymer is introduced to the sand. This product, applied with a brush or sprayer, fills in the gaps between pavers and hardens to. Add the paver base, rake smooth, sprinkle with water and compact it firmly. Designed for joints up to 1/2 in. Silica sand, on the other hand, is used for making glass, metal casting, for. For the best result, it is much better to wait at least 1-3 days for polymeric sand to set before allowing foot traffic or any movements on its surface. Polymeric sand, unlike regular sand, is not a natural material. No, you cannot use polymeric sand instead of grout. Proprietary polymer/organic. The polymers activate and help bind the sand particles together when properly installed. All purpose sand is a coarse product made up of mixed rock and minerals, while paver sand is a finely graded, kiln-dried sand that is specifically designed for use with pavers. PowerLoc Jointing Sand into the joints and mist with water; the product hardens, locking the pavers into place. On the dry paver flooring, sweep the floor with a soft-bristled broom. The binding agents in polymeric sand help lock pavers together and keep them together for a longer stretch of time. This can be helpful in situations where regular sand would otherwise wash away, such as in between pavers or stones. Weeds feel right at home growing up out of traditional sand, but polymeric sand will help prevent but not completely stop weed growth. Blu 60 (3 size slab type paver) 90 sf/bag. For a more solidified joint, polymeric sand is used which contains the same sand but with binders included into the mix which will react with moisture to form a solid erosion proof joint As the. Due to the hard acrylic surface that it creates, this substance has the ability to protect your pavers from stains, grease, oil, and fading. Over time there may be some washout with extreme water flow. While polymeric sand can provide some benefits, such as increased stability and weed. This polymeric sand consists of a 10: 1 ratio of polymer and sand to form a strong and unbreakable substance for filling and mending hard surfaces. A big benefit of Easy Joint is the fact that it is permeable. Thus the polymeric sand is a good idea, as long as you don't have over 1/2" gap between your pavers. 3. 3. Polymeric sand was first introduced to the hardscaping industry about a dozen years ago, and we at Stonehenge started using it as soon as it was available in this market. Traditionally, pavers’ installation for driveways, patios and walkways were made with regular sand. The main difference between the two is how they are used. Cutting corners and not following the manufacturer’s instructions tops the list. It took the already low-maintenance brick paver patios we were installing down to nearly zero maintenance. When applied it dries firm yet flexible to restrict or resist growth of weeds, insect infestation and sand erosion due to rain, wind and frost. Builder’s sand is the most common replacement for polymeric sand, and it is easy to access and affordable. What I have seen is. If you want to use this sand for drainage, consider mixing it with black dirt. 5 ft2. Laying pavers can create a stunning outdoor area like a driveway, path or patio. Before settling on stone dust, just be aware that you may face shifting or other issues caused by the material’s. Screened regular sand costs $5-$30 per ton, while polymeric sand costs $20-$40 per 50lb-55lb bag. When suitable preparation is taken (such such turf killer, insect repellant/removal), this polymeric jointing sand has one ability toward reduce weed growth, resist rain. Curing is the final process while installing pavers with polymeric sand. Silica sand, on the other hand, is made up of finely. Beyond their protective qualities, poly sands and. This will justify the reason behind choosing it for this purpose for sure. Unlike regular sand, polymeric sand will not be washed away by heavy rain . 1. Polymeric sand is a mix of different fine sands and other additives. Because it helps create such strong joints between pavers, this sand is sometimes referred to as "joint sand" when it. Cracks appear between the two. Wet polymeric sand would be much harder to get off the surface, so ensure the floor is completely dry. makes the pavers move less under your feet. Sand is ampere critical component to creating inviting additionally durable walkways and paver patios. Next, water is used to set the joint sand. Like Gator Supersand, the installation process of Gator Maxx is almost identical to using regular paver joint sand except for the application of water. If applied properly, the binding agent in the sand will harden in the joints and completely prevent weeds and ants from causing cracks in the surface. This type of sand is specifically designed to bind and harden when exposed to moisture, creating a strong and stable surface between the pavers. Benefits of Regular Sand. Regular Sand for Pavers. What is the difference between polymeric sand vs. That includes mold, mildew, weeds, and even insects. Interior vs. The most recommended of the different sands available is polymeric sand or paving sand. What I have found is a good even base is the most important part of the job. This type of jointing sand is different from regular sand because it contains binders that help to hold everything together. The purpose of polymeric sand is to fill the joints between pavers and to help stabilize the surface of a patio, walk, or driveway. 7 kg (bag) 56Step 3. I do not know of a sealer used in conjunction with regular sand that give the same results as polymeric. The sand is also known as hardscape or jointing sand. Yes, water will drain through polymeric sand. 1. This type of sand is specifically designed to bind and harden when exposed to moisture, creating a strong and stable surface between the pavers. It consists of regular fine sand particles, combined with silica and quartz, as. Polymeric sand is a blend of refined grains and a binding agent that, when combined with a little amount of water, sets to create a strong sealant everywhere in the paver joints. If you do, the likelihood of it cracking like concrete is increased. However, you should think carefully about the long-term benefits; polymeric sand may cost more initially but add up to. . It is easy to distribute regular sand to create a leveled base to install pavers. Silica is an additive, in the sand that is often used to help lock the fine sand particles together. This product is ideal for stabilizing paver joints/gaps, ranging from 1/8" up to 4" and provides professional grade results. Block paving is tighter than 3mm as a rule, another thing is my slabs were laid on wet mortar so stay put. Bought a house that already had pavers on the driveway. 5. stabilizing sealer, polymeric sand and a specialty sealer would be the best option. It is a budget-friendly polymeric sand for. Start Here. Regular sand is less expensive than polymeric sand. Listed below you will see major brands as: alliance, techo-bloc, gator, rain-guard-water-sealers, rhino, alliance-gator, buddingco, kawayy,. It is used heavily in construction projects, hence its name. Best Video Answer. Jul 29, 2023 - Homeownership means constantly finding projects to work on. This sand features coarse particles that grip together and prevent the pavers from shifting out of place. - Bar sand is also used in making many types of mortars which are needed for veneering walls or outdoor accents such as fireplaces. The heat will reactivate the polymers in the product and allow you to strip away the sand. After the material is added to the paved surface, water is added to the sand, causing the polymers to harden. Polymeric sand is simply a granular sand material that is placed within the cracks and joints between stone pavers as a means of interlocking the units and preserving the beauty and integrity of the pavers. Best bet for placing interlocking pavers is a 1 inch screeded area of coarse concrete sand. Within this environment, the sand can expand when wet and not run the risk of protruding out over the tops of the pavers. One major factor to consider before choosing the sand for your paver is its binding power. The jointing compound, or polymeric sand if you choose, will preserve your paver investment by protecting your patio, pool deck, driveway, or other hardscape feature from the effects of frost, erosion, weeds, and insects. These heavy-duty materials can be used in between both pavers and slabs. It involves sweeping the sand into the gaps between the pavers and compacting them to ensure thorough distribution. 2. The reason polymeric sand remains strong over time in comparison to fine sand or regular paver sand is because of the special mixture of additive particles used in our ACCEL products. Today, I wanted to check back to give you a review of how things are holding up one year later. regular sand LANDSCAPING Variety of applications - Pavers, Flagstone,Natural stone, ConcreteHowever, your polymeric sand will hold firmly as paver filler if you keep everything in place without damaging the bricks and stones. . 10 Most Easy ways to use Polymeric Sand. Obviously, there are others, but this is probably an average mix of pavers you would see anywhere in the country. What you want to use instead is polymer sand. Regular sand is also typically cheaper than polymeric sand, making it more cost-effective for some projects. Then think about the desired thickness of the paver sand. Home. Minimum width between pavers: 1/16 in. I have done several paver walks, I have used regular sand and polymeric sand. Durability and Longevity. Alliance Gator Maxx G2 Intelligent Polymeric Sand is an innovative product designed for use in joint applications of paver and natural stone up to a maximum of 4 inches. It is sometimes called jointing sand, paver sand or hardscape sand. Gator Maxx Bond Polymeric Sand, 50 lb. 3. When pressure washing pavers with polymeric sand, choose the right pressure washer and nozzle for the job. Yield: 10 x 10 surface. Use for installing new pavers and replacing existing joints. Once the crack is filled, spray down with a hose to wet the sand and keep it in place while it dries. Polymeric sand is a material used to fill paver joints, the empty spaces found between each paver, tile or natural stone. It took me a while to understand the importance of following the instructions that are included on your bags of sand. Another similarity shared by both polymeric sand and silica sand is that they are both extremely fine. This special polymeric sand will bind the sand particles together when reacted with water but will not cause a problem known as poly haze. Table of Contents. Buy On Amazon. Now I am looking into two possible solutions. Enviromom writes that, unlike other filling products, polymeric sand is a human-made product and is a combination of fine sand particles and binding agents such as silica. Today, we still offer the highest performing jointing products on the market. Polymeric sand can cost anywhere from $20 to $90 per 50-pound bag. It lasts longer while keeping the paver boundRegular Sand Use. If this problem occurs there is a fix. Therefore, dig between 4 to 6 inches deeper for pedestrian walkways. 2) It'll be covered in a layer of dirt. This building material is specifically designed for concrete pavers. 50lb Bag Of Alliance Gator Maxx G2 Polymeric Sand For Pavers And Natural Stone Joints Up To 4" In Diamond Black. That includes mold, mildew, weeds, and even insects. The history books will forever remember the rise of Polymeric Sand and its triumph over the traditional Regular Sand. Polymeric.