{"id":2791,"date":"2026-08-11T20:42:48","date_gmt":"2026-08-11T20:42:48","guid":{"rendered":"https:\/\/www.relyirgrass.com\/why-should-artificial-turf-courts-be-filled-with\/"},"modified":"2026-09-19T02:32:05","modified_gmt":"2026-09-19T02:32:05","slug":"why-should-artificial-turf-courts-be-filled-with","status":"publish","type":"post","link":"https:\/\/www.relyirgrass.com\/de\/why-should-artificial-turf-courts-be-filled-with\/","title":{"rendered":"Warum sollten Kunstrasenpl\u00e4tze mit Quarzsand bef\u00fcllt werden?"},"content":{"rendered":"<style>\nh2 { font-size: 1.6em; line-height: 1.3; margin: 40px 0 18px; }\nh3 { font-size: 1.2em; line-height: 1.35; margin: 26px 0 12px; }\np { line-height: 1.8; margin-bottom: 28px; }\nul { margin-bottom: 28px; padding-left: 20px; list-style-type: disc; }\nli { margin-bottom: 10px; line-height: 1.6; }\ntable { display: table !important; width: 100% !important; border-collapse: collapse; margin-bottom: 28px; }\nth { text-align: left; padding: 12px 14px; background: #1a5c2e; color: #ffffff; font-weight: 600; }\ntd { padding: 12px 14px; border-bottom: 1px solid #e5e5e5; vertical-align: top; }\nfigcaption { text-align: center; font-style: italic; }\n<\/style>\n<p><!-- meta_title: Why Artificial Turf Courts Are Filled With Quartz Sand --><br \/>\n<!-- meta_description: Quartz sand infill keeps artificial turf courts stable, upright and free-draining. Grain sizes, fill rates per square metre and the acceptance checks. --><\/p>\n<p>Why should artificial turf courts be filled with quartz sand? Because the carpet is only half of a playing system; the layer between the blades is the other half. Leave it out and the pile lies flat, the surface drifts, and the carpet looks tired within its first seasons.<\/p>\n<p>We tuft, coat and roll carpet on our own line, and the difference between a sand-filled court and a starved one is visible from the touchline. What the sand does, which grains to demand, and how much a court actually needs are the questions buyers raise most before a season starts.<\/p>\n<h2 id=\"quartz-sand-gives-the-court-its-skeleton\">Quartz Sand Gives the Court Its Skeleton<\/h2>\n<p>The first job is ballast. A roll of carpet is light enough to shift on its own: sun expands it, cold snaps shrink it, and match-day footfall drags it out of line. Sand settled between the blades adds the weight that pins the carpet to its base and stops wrinkles and ridges forming across the seam lines.<\/p>\n<p>Ask why should artificial turf courts be filled with quartz sand and weight is the first answer a contractor gives. Installers who skip the fill watch a court migrate: edges lift, seams ridge, and the surface stops tracking the contour of the base beneath it.<\/p>\n<div class=\"wp-block-image\">\n<figure><img decoding=\"async\" src=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup.jpg\" alt=\"Extreme close-up showing the dual-fiber construction of artificial turf, combining straight polyethylene blades with curly tan thatch\" class=\"wp-image-2659\" width=\"1120\" height=\"680\" loading=\"lazy\" srcset=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup.jpg 1120w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup-300x182.jpg 300w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup-1024x622.jpg 1024w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup-768x466.jpg 768w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-golden-thatch-root-zone-macro-closeup-18x12.jpg 18w\" sizes=\"auto, (max-width: 1120px) 100vw, 1120px\" \/><figcaption>Green artificial grass blades standing upright in close view<\/figcaption><\/figure>\n<\/div>\n<p>On most artificial turf installations the sand is the last trade to leave the site, and the difference shows on day one. Review the <a href=\"https:\/\/www.relyirgrass.com\/artificial-grass-products\/\">standard roll formats and product formats<\/a> before fixing a layout, because a wider roll already cuts the seams that a light, unfilled carpet would otherwise open.<\/p>\n<h2 id=\"how-sand-holds-blades-and-ball-roll\">How Sand Holds Blades and Ball Roll<\/h2>\n<p>Blades need something to lean on. Polyethylene is, chemically speaking, a lazy fibre: without material packed around the root, every session bends it flatter. Sand cradles each blade at its base, keeps the bending point variable, and lets the pile spring back instead of lying down permanently.<\/p>\n<div class=\"wp-block-image\">\n<figure><img decoding=\"async\" src=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture.jpg\" alt=\"Uniform light meadow green synthetic turf texture\" class=\"wp-image-2687\" width=\"1120\" height=\"680\" loading=\"lazy\" srcset=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture.jpg 1120w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture-300x182.jpg 300w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture-1024x622.jpg 1024w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture-768x466.jpg 768w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-light-green-meadow-turf-texture-18x12.jpg 18w\" sizes=\"auto, (max-width: 1120px) 100vw, 1120px\" \/><figcaption>White court line running across a green artificial turf surface<\/figcaption><\/figure>\n<\/div>\n<p>Ball behaviour follows. On artificial turf installations that host football or hockey, the sand bed gives the ball a firm, even floor, so roll and bounce stay predictable from touchline to touchline. The same bed spreads a player&#8217;s landing load, which keeps footing steady through turns and sprints.<\/p>\n<p>Two quiet benefits come with the bed. The sand slows heat build-up on clear days, and it drains the static charge that otherwise snaps at players and equipment. Inspect the <a href=\"https:\/\/www.relyirgrass.com\/sports-artificial-grass\/\">sports artificial grass systems<\/a> to see how pile and backing are stated before a fill is planned.<\/p>\n<h2 id=\"choosing-sand-size-shape-cleanliness\">Choosing Sand: Size, Shape, Cleanliness<\/h2>\n<p>Ask why should artificial turf courts be filled with quartz sand rather than any sand from a pit, and the answer is grain engineering. Purpose-graded quartz runs between 0.5 and 0.8 mm, in principle no more than 1 mm, so it fills the root zone without smothering the pile.<\/p>\n<p>Shape and cleanliness carry the other half of the answer. Rounded grains with roundness above 80% cradle the fibre; sharp-edged grains cut it. Washed and kiln-dried sand flows to the bottom of the pile, while wet sand clumps on top and soil in unwashed sand feeds moss and weeds.<\/p>\n<table>\n<thead>\n<tr>\n<th>Checkpoint<\/th>\n<th>Specification to demand<\/th>\n<th>Why it protects the court<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Grain size<\/td>\n<td>0.5 to 0.8 mm, at most 1 mm<\/td>\n<td>Fills the root zone without smothering the pile<\/td>\n<\/tr>\n<tr>\n<td>Grain shape<\/td>\n<td>Rounded, roundness above 80%<\/td>\n<td>Angular edges cut fibres instead of cradling them<\/td>\n<\/tr>\n<tr>\n<td>Cleanliness<\/td>\n<td>Washed and kiln dried<\/td>\n<td>Wet sand clumps; soil feeds moss and weeds<\/td>\n<\/tr>\n<tr>\n<td>Material<\/td>\n<td>Natural quartz with high silica content<\/td>\n<td>Inert and hard-wearing through weather cycles<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"wp-block-image\">\n<figure><img decoding=\"async\" src=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile.jpg\" alt=\"Ground-level macro view showing the density, upright fiber, and curled thatch fibers of architectural artificial turf\" class=\"wp-image-2688\" width=\"1120\" height=\"680\" loading=\"lazy\" srcset=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile.jpg 1120w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile-300x182.jpg 300w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile-1024x622.jpg 1024w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile-768x466.jpg 768w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-macro-blade-height-turf-profile-18x12.jpg 18w\" sizes=\"auto, (max-width: 1120px) 100vw, 1120px\" \/><figcaption>Light sand grains settled at the base of green turf fibres<\/figcaption><\/figure>\n<\/div>\n<p>Across artificial turf installations, the checkpoints in the table above settle most sand disputes before delivery. Check the roll construction and widths behind the carpet as well, because sand only works as hard as the backing it settles on. Our <a href=\"https:\/\/www.relyirgrass.com\/artificial-grass-products\/artificial-grass-roll\/\">roll construction and widths<\/a> are stated on the quote, so the fill plan can be written against a fixed spec.<\/p>\n<h2 id=\"how-much-sand-a-court-needs\">How Much Sand a Court Needs<\/h2>\n<p>Why should artificial turf courts be filled with quartz sand in such specific amounts? Because depth is what turns the physics into performance: too little leaves blades unsupported, too much buries the pile. Professional practice fills the sand to about 1 cm below the fibre tips, then brushes it down until it sits dense at the base.<\/p>\n<p>Volumes follow pile height and sport. Short landscaping piles run 8 to 10 kg\/m\u00b2, while sport fields commonly carry 20 to 30 kg\/m\u00b2. A 50 mm football pile is referenced at about 25 kg\/m\u00b2, with 40 mm leisure courts near 20 kg\/m\u00b2 and 60 mm training builds at 30 kg\/m\u00b2.<\/p>\n<table>\n<thead>\n<tr>\n<th>Court build<\/th>\n<th>Referenced fill rate<\/th>\n<th>What the fill delivers<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Short landscaping pile<\/td>\n<td>8 to 10 kg\/m\u00b2<\/td>\n<td>Ballast and yarn support after grooming<\/td>\n<\/tr>\n<tr>\n<td>Leisure court with 40 mm pile<\/td>\n<td>20 kg\/m\u00b2<\/td>\n<td>Root fixation for school and community play<\/td>\n<\/tr>\n<tr>\n<td>Standard football pile at 50 mm<\/td>\n<td>About 25 kg\/m\u00b2<\/td>\n<td>Firm, even ball roll across the pitch<\/td>\n<\/tr>\n<tr>\n<td>Professional training build at 60 mm<\/td>\n<td>30 kg\/m\u00b2<\/td>\n<td>Full-depth support for heavy playing hours<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"cta-box\" style=\"background-color:#1a2b3c;border-radius:6px;padding:30px;margin:35px 0;\">\n<h3 style=\"color:#ffffff;margin-top:0;\">Does Your Court Pile Flatten Within a Season?<\/h3>\n<p style=\"color:#ffffff;\">Flattened pile and a drifting carpet cost a court its bookings. Our rolls are tufted to your pile height, density and backing spec, priced factory-direct.<\/p>\n<p><a href=\"https:\/\/www.relyirgrass.com\/sports-artificial-grass\/multi-sport-turf\/\" style=\"display:inline-block;background-color:#1a5c2e;color:#ffffff;padding:12px 24px;border-radius:4px;text-decoration:none;font-weight:600;\">See Multi-Sport Turf<\/a><\/p>\n<\/div>\n<h2 id=\"costly-mistakes-when-filling-a-court\">Costly Mistakes When Filling a Court<\/h2>\n<p>Fill faults rarely show on installation day. They surface over the first months as dust, flat patches and hollows, and every one of them traces back to a decision made before the first grain went in. The four below are the ones we see most often from the touchline.<\/p>\n<h3>Mistake 1: Using Angular or Unwashed Sand<\/h3>\n<p>Crushed grain with sharp edges saws at the fibre every time the surface is brushed or played. Unwashed sand brings soil and fines that clump when wet and sit as dust. Both faults shorten the life of the very carpet they were meant to protect.<\/p>\n<h3>Mistake 2: Filling Past the Blade Tips<\/h3>\n<p>Sand piled above the root zone buries the pile and packs into a hard crust. Field practice keeps the finished level about 1 cm below the tips so the blades stay exposed and the surface stays playable.<\/p>\n<h3>Mistake 3: Dumping the Fill in One Pass<\/h3>\n<p>A single heavy spread bridges across the pile and never reaches the root zone. Reference practice spreads the total in multiple even passes, machine-brushing each layer level before the next goes on. Slow layering is what produces an even bed from touchline to touchline.<\/p>\n<h3>Mistake 4: Skipping the Annual Top-Up<\/h3>\n<p>Traffic compacts and displaces fill, so a level that passed acceptance in spring can run short by the next season. Check depth at least once a year and plan to replenish roughly 5 to 10%, because compacted sand left unbrushed also hardens into a crust.<\/p>\n<div class=\"wp-block-image\">\n<figure><img decoding=\"async\" src=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing.jpg\" alt=\"Community multi-sport facility with vibrant green artificial turf with white boundary lines and surrounding perimeter fencing\" class=\"wp-image-2706\" width=\"1120\" height=\"680\" loading=\"lazy\" srcset=\"https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing.jpg 1120w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing-300x182.jpg 300w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing-1024x622.jpg 1024w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing-768x466.jpg 768w, https:\/\/www.relyirgrass.com\/wp-content\/uploads\/2026\/09\/artificial-grass-outdoor-volleyball-badminton-court-green-fencing-18x12.jpg 18w\" sizes=\"auto, (max-width: 1120px) 100vw, 1120px\" \/><figcaption>Sand spread evenly across a green sports court surface<\/figcaption><\/figure>\n<\/div>\n<p>Most fill faults also trace back to a carpet spec chosen in a hurry. Match pile height and density to the sport and the fill follows, and <a href=\"https:\/\/www.relyirgrass.com\/customization\/\">custom pile heights, densities and colours<\/a> can be written against the sand plan, not after it.<\/p>\n<h2 id=\"acceptance-checks-before-a-court-opens\">Acceptance Checks Before a Court Opens<\/h2>\n<p>Acceptance is settled with a ruler, a brush and a hose, not with a sales sheet. Walk the four checks below before the first booking, and a court that passed them will hold its fill through the season.<\/p>\n<h3>Check 1: Probe the Depth Zone by Zone<\/h3>\n<p>Push a thin ruler into the pile at the goalmouth, the centre circle and both touchlines. The reading should land close to 1 cm of exposed blade everywhere, which confirms the fill reached the root zone evenly.<\/p>\n<h3>Check 2: Brush and Re-Probe the Hollows<\/h3>\n<p>Brush the whole surface back and forth until the sand sits dense, then re-probe wherever the first pass read shallow. On artificial turf installations the brush pass is also what lifts blades buried by the spreading itself.<\/p>\n<h3>Check 3: Clear Debris Before It Beds In<\/h3>\n<p>Impurities found during spreading must come out immediately, not after compaction. A foreign grain bedded into the fill becomes a hard point underfoot and a visible stain in the pile.<\/p>\n<h3>Check 4: Hose Test for Drainage<\/h3>\n<p>Water should pass through the carpet and the sand bed without pooling, because the fill works as a filter that regulates flow into the base. A court that drains within minutes stays on the rental schedule after a storm.<\/p>\n<p>Before the checks are booked, order a <a href=\"https:\/\/www.relyirgrass.com\/free-samples\/\">sample square<\/a> and confirm the pile against the fill plan in daylight. Free 20 by 20 cm samples, usually three to four pieces, ship by DHL or FedEx in 4 to 6 days with courier freight covered by the buyer.<\/p>\n<p><!-- relyirgate:C1 --><\/p>\n<h2 id=\"frequently-asked-questions\">Frequently Asked Questions<\/h2>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">Why should artificial turf courts be filled with quartz sand?<\/h3>\n<p>The sand is ballast, root support and drainage filter in one layer. It holds the carpet down, keeps blades upright under traffic and regulates water flow through the backing.<\/p>\n<\/div>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">What happens if a court is left unfilled?<\/h3>\n<p>The pile flattens, the carpet shifts and wrinkles, and the surface heats up faster in sun. Foot traffic then wears the exposed blades well before their expected service life.<\/p>\n<\/div>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">Can river or building sand replace graded quartz sand?<\/h3>\n<p>No. Wet sand clumps on top of the pile, soil in unwashed grain encourages moss and weeds, and angular edges cut the fibres they should protect.<\/p>\n<\/div>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">How deep should the sand sit in the pile?<\/h3>\n<p>Brushed down until it rests at the root zone, typically leaving about 1 cm of exposed blade on a filled sports court.<\/p>\n<\/div>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">Does infill need topping up over time?<\/h3>\n<p>Yes. Traffic compacts and displaces sand, so check depth at least once a year and replenish roughly 5 to 10% to keep the fill at spec.<\/p>\n<\/div>\n<div class=\"faq-card\" style=\"background:#f9f9f9;border-left:4px solid #1a5c2e;border-radius:4px;padding:25px;margin-bottom:18px;\">\n<h3 style=\"color:#1a5c2e;margin-top:0;\">Does sand infill make a court hotter?<\/h3>\n<p>No, it does the opposite. The sand layer helps stabilise surface temperature, and a light water rinse before play cools a court further on very hot days.<\/p>\n<\/div>\n<p><script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Article\",\"headline\":\"Why Should Artificial Turf Courts Be Filled With Quartz Sand?\",\"description\":\"Quartz sand infill keeps artificial turf courts stable, upright and free-draining. See grain sizes, fill rates per square metre and the checks that settle acceptance.\",\"author\":{\"@type\":\"Organization\",\"name\":\"Relyir Artificial Grass\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Relyir Artificial Grass\"},\"datePublished\":\"2026-09-16\",\"dateModified\":\"2026-09-16\",\"mainEntityOfPage\":\"https:\/\/www.relyirgrass.com\/why-should-artificial-turf-courts-be-filled-with\/\"}\n<\/script><br \/>\n<script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Why should artificial turf courts be filled with quartz sand?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The sand is ballast, root support and drainage filter in one layer. It holds the carpet down, keeps blades upright under traffic and regulates water flow through the backing.\"}},{\"@type\":\"Question\",\"name\":\"What happens if a court is left unfilled?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The pile flattens, the carpet shifts and wrinkles, and the surface heats up faster in sun. Foot traffic then wears the exposed blades well before their expected service life.\"}},{\"@type\":\"Question\",\"name\":\"Can river or building sand replace graded quartz sand?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. Wet sand clumps on top of the pile, soil in unwashed grain encourages moss and weeds, and angular edges cut the fibres they should protect.\"}},{\"@type\":\"Question\",\"name\":\"How deep should the sand sit in the pile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Brushed down until it rests at the root zone, typically leaving about 1 cm of exposed blade on a filled sports court.\"}},{\"@type\":\"Question\",\"name\":\"Does infill need topping up over time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Traffic compacts and displaces sand, so check depth at least once a year and replenish roughly 5 to 10% to keep the fill at spec.\"}},{\"@type\":\"Question\",\"name\":\"Does sand infill make a court hotter?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, it does the opposite. The sand layer helps stabilise surface temperature, and a light water rinse before play cools a court further on very hot days.\"}}]}\n<\/script><br \/>\n<script type=\"application\/ld+json\" id=\"evo301-geo-ai-block\">\n{\"definition\":\"Artificial turf courts are filled with quartz sand because the sand performs four physical jobs at once: it ballasts the carpet against movement and wrinkling, supports the blades at the root so the pile stays upright, gives the ball a firm and even floor, and acts as a drainage filter that regulates water into the base. Grain size, shape and cleanliness decide whether it protects or destroys the carpet.\",\"data_statements\":[\"Purpose-graded court quartz sand runs between 0.5 and 0.8 mm, in principle no more than 1 mm, with roundness above 80% and washed, kiln-dried processing.\",\"Referenced fill rates: 8 to 10 kg\/m2 on short landscaping piles, 20 kg\/m2 on 40 mm leisure courts, about 25 kg\/m2 on 50 mm football piles and 30 kg\/m2 on 60 mm training builds.\",\"The finished sand level sits about 1 cm below the fibre tips, spread in multiple even passes and brushed dense; annual checks replenish roughly 5 to 10% of the fill.\",\"Filled sand acts as ballast, yarn support, heat stabiliser, drainage filter and static suppressant; without it the pile flattens, the carpet shifts and the surface heats faster.\",\"Relyir produces artificial grass rolls in 2 m, 4 m and 5 m widths by 25 m, with custom pile height, density, colour, PP+Net or PU backing and custom roll dimensions.\"],\"qa_concise\":[{\"q\":\"Why fill courts with quartz sand?\",\"a\":\"Ballast, root support and drainage in one layer: it holds the carpet down, keeps blades upright and filters water into the base.\"},{\"q\":\"How much sand does a court need?\",\"a\":\"Short landscaping piles run 8 to 10 kg\/m2, and sport builds commonly carry 20 to 30 kg\/m2 set by pile height and sport.\"},{\"q\":\"How deep should the sand sit?\",\"a\":\"Filled and brushed to about 1 cm below the fibre tips, then checked zone by zone at acceptance.\"}]}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warum sollten Kunstrasenpl\u00e4tze mit Quarzsand gef\u00fcllt werden? Weil der Teppich nur die H\u00e4lfte eines Spielsystems ist; die Schicht zwischen den Fasern ist die andere H\u00e4lfte. L\u00e4sst man sie weg, liegt das Flor flach, die Oberfl\u00e4che verrutscht und der Teppich wirkt bereits in den ersten Saisons abgenutzt. Wir tuften, beschichten und wickeln den Teppich \u2026 <a title=\"Warum sollten Kunstrasenpl\u00e4tze mit Quarzsand bef\u00fcllt werden?\" class=\"read-more\" href=\"https:\/\/www.relyirgrass.com\/de\/why-should-artificial-turf-courts-be-filled-with\/\" aria-label=\"Mehr Informationen \u00fcber Warum sollten Kunstrasenpl\u00e4tze mit Quarzsand gef\u00fcllt werden?\">Weiterlesen<\/a><\/p>","protected":false},"author":2,"featured_media":2657,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Why Artificial Turf Courts Are Filled With Quartz Sand","rank_math_description":"Quartz sand infill keeps artificial turf courts stable, upright and free-draining. Grain sizes, fill rates per square metre and the acceptance checks.","rank_math_focus_keyword":"why should artificial turf courts be filled with quartz sand","rank_math_robots":"","rank_math_canonical_url":"","rank_math_facebook_title":"","rank_math_facebook_description":"","rank_math_twitter_title":"","rank_math_twitter_description":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_focuskw":"","_yoast_wpseo_canonical":"","_yoast_wpseo_meta-robots-noindex":"","_yoast_wpseo_meta-robots-nofollow":"","_yoast_wpseo_opengraph-title":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_twitter-title":"","_yoast_wpseo_twitter-description":"","_aioseo_title":"","_aioseo_description":"","_aioseo_keywords":"","_aioseo_robots_default":"","_aioseo_robots_noindex":"","_aioseo_og_title":"","_aioseo_og_description":"","_aioseo_twitter_title":"","_aioseo_twitter_description":"","aiosp_title":"","aiosp_description":"","aiosp_keywords":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_analysis_target_kw":"","_seopress_robots_canonical":"","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_genesis_title":"","_genesis_description":"","_genesis_canonical":"","_genesis_noindex":"","_genesis_nofollow":"","slim_seo":"","footnotes":""},"categories":[29],"tags":[],"class_list":["post-2791","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-buying-guide"],"_links":{"self":[{"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/posts\/2791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/comments?post=2791"}],"version-history":[{"count":2,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/posts\/2791\/revisions"}],"predecessor-version":[{"id":3295,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/posts\/2791\/revisions\/3295"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/media\/2657"}],"wp:attachment":[{"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/media?parent=2791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/categories?post=2791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.relyirgrass.com\/de\/wp-json\/wp\/v2\/tags?post=2791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}