{"product_id":"nds-74s-3-atrium-grate-sand","title":"NDS 74S 3\" Atrium Drain Grate — Sand, Fits 3\" Pipe (9.4 sq in)","description":"\u003cp\u003eProtect landscape beds, window wells, and low-flow surface areas with the NDS 74S 3\" Atrium Drain Grate. Its domed design keeps leaves and mulch out of the line while allowing stormwater to pass through for reliable, low-maintenance drainage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 3\" sewer \u0026amp; drain pipe and fittings, 3\" single-wall corrugated pipe, and 3\" triple-wall pipe for a soil-tight connection.\u003c\/li\u003e\n\u003cli\u003eConstructed from UV-stable high-density polyethylene (HDPE) treated with UV inhibitors for long-lasting color and crack resistance.\u003c\/li\u003e\n\u003cli\u003eDomed, open-top design with 9.4 sq. in. open surface area to block debris and maintain consistent flow.\u003c\/li\u003e\n\u003cli\u003eCompact dimensions: 3-11\/16\" high with a 2-1\/4\" top diameter and 1\/4\" grate openings for effective filtration.\u003c\/li\u003e\n\u003cli\u003eFlow capacity designed for light surface runoff (manufacturer flow rating approximately 29 GPM under standard conditions).\u003c\/li\u003e\n\u003cli\u003eChemical-resistant, rustproof, and lightweight — easy to install by hand, no special tools required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIdeal for residential and light commercial drainage applications, the 74S Atrium Grate provides a maintenance-free alternative to heavier cast or concrete covers. Use it to protect inlet openings, reduce clogging, and keep landscape surfaces clean while ensuring reliable drainage performance.\u003c\/p\u003e","brand":"NDS","offers":[{"title":"Default Title","offer_id":43672237833,"sku":"74S","price":15.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/74S-2_5714069f-3227-49d0-8e4f-4f47fb62780f.jpg?v=1503296620","url":"https:\/\/www.sprinklersupplystore.com\/products\/nds-74s-3-atrium-grate-sand","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}