{"product_id":"serapool-natural-cotto-porcelain-concealed-drain-grates","title":"SeraPool Natural Cotto Porcelain Concealed Drain Grates","description":"\u003cp\u003e\u003cstrong\u003eSeraPool Natural Cotto Porcelain Concealed Drain Grates\u003c\/strong\u003e are concealed (hidden) gutter grates: the drainage slots sit in the side gaps, so each grate reads as a solid porcelain band and the overflow gutter disappears into the deck. They are part of the \u003ca href=\"\/collections\/serapool-natural-outdoor-pool-collection\"\u003eSeraPool Natural™ Outdoor \u0026amp; Pool Collection\u003c\/a\u003e, where the pool interior, coping, grates and deck are specified as one porcelain system.\u003c\/p\u003e\u003cp\u003eCotto is a terracotta-red porcelain surface inspired by traditional cotto. Pool coping, grates and deck tile are produced separately, so slight tonal differences between them are normal for this natural look; blend pieces from several crates during installation.\u003c\/p\u003e\u003ch2\u003ePieces and sizes\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePiece\u003c\/th\u003e\n\u003cth\u003eNominal size\u003c\/th\u003e\n\u003cth\u003eActual size\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrate (GHM)\u003c\/td\u003e\n\u003ctd\u003e10x26 in. \/ 12x26 in.\u003c\/td\u003e\n\u003ctd\u003e24.5 x 65 cm \/ 29.5 x 65 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePorcelain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eOne-piece porcelain with ABS plastic reinforcement underneath\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003eStraight overflow gutters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater absorption\u003c\/th\u003e\n\u003ctd\u003eE\u003csub\u003eb\u003c\/sub\u003e ≤ 0.5% (EN ISO 10545-3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSlip resistance\u003c\/th\u003e\n\u003ctd\u003ePTV ≥ 45, wet pendulum (EN 16165 Annex C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrost and thermal shock\u003c\/th\u003e\n\u003ctd\u003eResistant (EN ISO 10545-12, EN ISO 10545-9)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChemical resistance\u003c\/th\u003e\n\u003ctd\u003eClass A, including swimming pool salts (EN ISO 10545-13)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold by\u003c\/th\u003e\n\u003ctd\u003ePiece; made to order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOrder the grate width to match the finished gutter opening; grates rest on the gutter ledges and lift out for cleaning the gutter.\u003c\/li\u003e\n\u003cli\u003eDo not cut the ABS plastic parts underneath; plan runs in full grate lengths.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eMatching Cotto pool-deck system\u003c\/h2\u003e\u003cp\u003eEvery piece below is made in the same Cotto color, so coping, gutter grates, drains and deck tile finish as one surface:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-pool-deck-tile\"\u003eCotto deck tile\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-deck-trims-edges\"\u003eCotto deck trims \u0026amp; edges\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-slot-overflow-coping\"\u003eCotto slot overflow coping\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-slot-overflow-edge-tile\"\u003eCotto slot overflow edge tile\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-one-piece-pool-coping\"\u003eCotto one-piece pool coping\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-bullnose-pool-coping\"\u003eCotto bullnose pool coping\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-flat-pool-coping\"\u003eCotto flat pool coping\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-flexible-gutter-grates\"\u003eCotto flexible gutter grates\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-drain-grates\"\u003eCotto drain grates\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/serapool-natural-cotto-porcelain-deck-drain-channel\"\u003eCotto deck drain channel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOrdering and lead time\u003c\/h2\u003e\u003cp\u003eSeraPool Natural is made to order for each project and shipped direct from the factory to the job site, with crates marked for your project. Send drawings or pool and deck dimensions and we will list every coping, grate and drain piece on one quote; quantities, freight and lead time are confirmed per project.\u003c\/p\u003e\u003ch2\u003eProject resources\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/collections\/serapool-natural-outdoor-pool-collection\"\u003eSeraPool Natural™ Outdoor \u0026amp; Pool Collection\u003c\/a\u003e (full specifications)\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0818\/4738\/6419\/files\/serapool-natural-catalogue-2025-arda-ogan.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSeraPool Natural catalogue (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/outdoor-living-collections\"\u003eOutdoor Living Collections\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/request-a-project-quote\"\u003eRequest a Project Quote\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/sample-order-form\"\u003eRequest a Sample\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/premium-tiles-for-architects-designers-builders\"\u003eTrade Program\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ArtePierre LLC","offers":[{"title":"10x26","offer_id":67836779561267,"sku":"AOTS-CT2565GHM","price":387.5,"currency_code":"USD","in_stock":true},{"title":"12x26","offer_id":67836779594035,"sku":"AOTS-CT3065GHM","price":465.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4738\/6419\/files\/serapool-natural-cotto-porcelain-concealed-drain-grate.jpg?v=1793358488","url":"https:\/\/ardaogan.com\/products\/serapool-natural-cotto-porcelain-concealed-drain-grates","provider":"Arda Ogan","version":"1.0","type":"link"}