{"product_id":"milcor-ladder-access-roof-hatch-rd-1-36-in-x-30-in-mill-finish-aluminum","title":"Milcor Ladder Access Roof Hatch RD-1, 36 in. x 30 in., Mill Finish Aluminum","description":"\u003ch1\u003eMilcor Ladder Access Roof Hatch RD-1, 36 in. x 30 in., Mill Finish Aluminum\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThe Milcor RD-1 is a 36 in. x 30 in. ladder-access roof hatch with a mill finish .090 aluminum curb and cover, a .063 aluminum liner, and 1 in. insulation (Styrofoam on RD-1). The cover opens easily to 90 degrees and includes a lift assist, slam latch with interior and exterior handles, and padlock hasps. One hatch per order.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable aluminum build:\u003c\/strong\u003e Curb and cover are constructed of mill finish .090 aluminum exterior with a .063 aluminum liner.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulated curb and cover:\u003c\/strong\u003e The cover has 1 in. fiberglass insulation (RD-1 uses 1 in. Styrofoam) and the curb has 1 in. exterior fiberboard insulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull 90-degree opening:\u003c\/strong\u003e The cover opens easily to 90 degrees for clear ladder access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-inch high curb:\u003c\/strong\u003e The curb is 12 in. high mill finish .090 aluminum with integral counterflashing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-drilled mounting flanges:\u003c\/strong\u003e 3-1\/2 in. wide mounting flanges with pre-drilled holes simplify securing the curb to the roof deck.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure latch system:\u003c\/strong\u003e A slam latch with interior and exterior handles and padlock hasps is included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather-tight gasket:\u003c\/strong\u003e Extruded EPDM rubber gaskets are adhered to the cover.\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\u003eMilcor\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 hatch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMilcor RD-1 ladder access roof hatch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 in. x 30 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.090 aluminum exterior curb and cover with .063 aluminum liner\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 finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurb height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 in. fiberglass in cover (RD-1 uses 1 in. Styrofoam); 1 in. exterior fiberboard in curb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlange width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-1\/2 in. with pre-drilled holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGasket\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtruded EPDM rubber adhered to cover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLatching\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSlam latch with interior and exterior handles and padlock hasps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpening\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCover opens to 90 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 hatch\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\u003eThis hatch provides ladder access through flat roofing and pairs with the roofing membrane and counterflashing system on the roof; integral curb counterflashing accepts field flashing. Flashing materials and roof membrane are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included with the hatch?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One RD-1 hatch complete with curb, insulated cover, EPDM gasket, lift assist, slam latch with interior and exterior handles, and padlock hasps.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What size opening does this hatch fit?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The RD-1 is a 36 in. x 30 in. ladder-access hatch sized for that rough opening; verify curb dimensions against your framed opening before ordering.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it installed?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Set the curb on the roof opening and fasten through the 3-1\/2 in. pre-drilled mounting flanges, then flash to the curb's integral counterflashing.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is the hatch insulated?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The RD-1 cover uses 1 in. Styrofoam insulation and the curb includes 1 in. exterior fiberboard insulation.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I lock the hatch?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The slam latch includes interior and exterior handles with padlock hasps; a padlock is not included.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Does it stay open safely?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The cover opens easily to 90 degrees with the included lift assist, giving clear headroom for ladder access.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eFor roof-access planning, size the hatch to your ladder run and confirm local code requirements for guardrails or grab bars at the opening. Set and flash the curb before the membrane detailing stage, lapping flashing into the integral counterflashing. The RD-1's insulated cover and EPDM gasket help limit heat loss and water intrusion at the penetration.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eRoof hatch openings are a fall hazard; keep the cover closed and latched when not in use and follow OSHA requirements for guardrails or covers around roof openings.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the Milcor RD-1 ladder access roof hatch for code-friendly, insulated roof access.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Milcor","offers":[{"title":"Default Title","offer_id":67804893839574,"sku":"MILAH326","price":1013.16,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5244\/2838\/files\/ProductImage_DuraventGroup_MILAH326.jpg?v=1793125067","url":"https:\/\/buildsupplyus.myshopify.com\/products\/milcor-ladder-access-roof-hatch-rd-1-36-in-x-30-in-mill-finish-aluminum","provider":"Buildsupply","version":"1.0","type":"link"}