Curbs should be a minimum of eight inches above the finished roof and factory insulated to reduce condensation.
Roof hatch curb detail.
Bilco roof hatches provide safe and convenient access to roof areas by means of an interior ladder ship stair or service stair.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
Cad details thermal and moisture protection 07 72 33 roof hatches.
Nystrom s complete line of roof hatch and safety products meet building codes fire and life safety requirements.
In some areas smoke vent curbs with built in louvers are required in vents over elevator shafts to meet elevator shaft code requirements.
A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building.
For ultimate corrosion resistance and outstanding exterior durability babcock davis provides powder coat finish.
Bilco louvered roof hatch curbs and smoke vents are equipped with a standard insect screen.
Curbs should be sloped to avert water ponding.
A roof hatch curb with built in louvers provides continuous building ventilation.
Curb shell has factory welded water tight rib pockets to match roof profile with cricket style water diverter.
Standard 30 x 36 roof hatch integrated into all welded metal roof curb shell custom built for roof application.
Roof hatches thermal and moisture protection download free cad blocks autocad drawings and details for all building products in dwg and pdf formats.
For ultimate corrosion resistance and outstanding exterior durability nystrom provides powder coat finish.
Details find a local representative.
Roof hatches babcock davis roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
Pressure treated nailers should be provided by the curb manufacturer to receive roofing felts and eliminate noise transfer.
Pdf extend a rail ladder safety.
