{"product_id":"omg-roofing-products-omg-hercules-aluminum-retrodrain-3-4-5-or-6-cast-aluminum-retrofit-ro","title":"OMG Roofing Products OMG Hercules Aluminum RetroDrain 3\", 4\", 5\" or 6\" – Cast Aluminum Retrofit Roof Drain, Mill Finish","description":"\u003ch1\u003eOMG Roofing Products OMG Hercules Aluminum RetroDrain 3\", 4\", 5\" or 6\" – Cast Aluminum Retrofit Roof Drain, Mill Finish\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThe OMG Hercules Aluminum RetroDrain replaces or adds roof drains from the rooftop without disturbing building occupants. It features a one-piece spun aluminum body, heavy-duty cast aluminum strainer dome and clamping ring, and U-Flow Seal technology for a mechanical watertight connection to PVC or cast iron pipes. Sold as one piece each, mill finish, in 3\", 4\", 5\" and 6\" sizes.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetrofit Installation:\u003c\/strong\u003e Installs easily from the rooftop, saving time and money without disturbing occupants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpun Aluminum Body:\u003c\/strong\u003e One-piece spun aluminum body provides strength and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Dome:\u003c\/strong\u003e Heavy-duty cast aluminum strainer dome and clamping ring will not rust for long-term performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU-Flow Seal Technology:\u003c\/strong\u003e U-Flow Seals exceed the ANSI\/SPRI RD1 (introduced in 2004) standard for a secure, watertight connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePVC or Cast Iron Pipe:\u003c\/strong\u003e Mechanically seals to existing PVC or cast iron drain pipes to prevent water backup damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour Pipe Sizes:\u003c\/strong\u003e Available in 3\", 4\", 5\" and 6\" sizes, all mill finish aluminum.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOMG Roofing Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 drain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOMG Hercules RetroDrains\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\", 4\", 5\", 6\" (4 variants)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum (one-piece spun body; cast aluminum strainer dome and clamping ring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMill\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eU-Flow Seal, mechanical watertight connection to PVC or cast iron pipes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eU-Flow Seals exceed ANSI\/SPRI RD1 (2004) standard for secure watertight connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRetrofit roof drain installation on low-slope roofs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommercial Roofing \u0026gt; Drains \u0026amp; Scuppers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAssembled drain unit with strainer dome and clamping ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eConnects mechanically to existing PVC or cast iron drain piping via the U-Flow Seal; choose the drain size to match the pipe diameter (3\"–6\"). Compatible with typical low-slope membrane roof assemblies for retrofit drain replacement.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What pipe sizes does the RetroDrain fit?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is offered in 3\", 4\", 5\" and 6\" sizes to match existing PVC or cast iron drain pipes.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Do I have to work inside the building to install it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. It is designed for easy installation from the rooftop without disturbing occupants.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Will the drain rust?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. The cast aluminum strainer dome and clamping ring will not rust, supporting long-term durability.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What makes the connection watertight?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e U-Flow Seal technology forms a mechanical watertight connection to the pipe and exceeds the ANSI\/SPRI RD1 standard.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One drain assembly with spun aluminum body, cast aluminum strainer dome and clamping ring in the selected size.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eRetroDrains are the go-to choice when replacing failed cast-iron drains in occupied buildings, since all work happens on the rooftop. Match the drain size to the existing pipe and inspect the pipe edge before setting the U-Flow Seal for a clean sealing surface. Coordinate flashing and membrane tie-in with the roofing manufacturer's details to keep the assembly watertight.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFollow OSHA fall-protection requirements when working near roof openings and keep drain covers in place until the installation is complete.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the OMG Hercules Aluminum RetroDrain in the pipe size you need today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"OMG Roofing Products","offers":[{"title":"6\"","offer_id":53522887115119,"sku":"OMGHDAL6A","price":414.19,"currency_code":"USD","in_stock":true},{"title":"5\"","offer_id":53522887147887,"sku":"OMGHDAL5A","price":445.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/ProductImage_OMGHDAL2A_1229c16a-8cb1-4968-a819-396fde690905.jpg?v=1790232649","url":"https:\/\/superarbor.io\/products\/omg-roofing-products-omg-hercules-aluminum-retrodrain-3-4-5-or-6-cast-aluminum-retrofit-ro","provider":"Super Arbor","version":"1.0","type":"link"}