With a motorized or manual operation this is entirely dependent on the customer s choice and the construction of the roof.
Roof hatches types.
Type d roof hatch equipment access.
Made of heavy duty steel these hatches are designed to withstand the elements and foot traffic.
For ultimate corrosion resistance and outstanding exterior durability nystrom provides powder coat finish.
Nystrom s complete line of roof hatch and safety products meet building codes fire and life safety requirements.
A type d roof hatch provides a convenient way to install or remove large pieces of equipment from a building.
Flush surfaces for safe walking easy to use handles and sturdy frames.
A steel roof hatch provides access to a roof from the interior of a building.
A variation on this is the plastic domed hatch which uses a translucent acrylic dome to combine the qualities of a roof hatch and a skylight.
The different roof hatch ideas feature not only a variety of materials but different options for opening.
Lifting semi retracting electrically operated hinged sliding double leaf hatch etc.
For ultimate corrosion resistance and outstanding exterior durability babcock davis provides powder coat finish.
Milcor roof hatches are available in single and double leaf configurations depending upon the size of the units.
Type f roof hatch equipment access.
Second is the stairway hatch which is rectangular and better allows access to the roof via a stairway instead of a ladder.
A simple aluminum floor door is made to disappear under carpeting or look unobtrusive on a tiled floor.
Nystrom roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
Type e roof hatch ladder access.
Type l roof.
Type gs gss roof hatch and skylight.
Each type of door is made with safety in mind.
Single leaf m models are available in 3 x 2 6 and 3 x 3 with a torsion bar mounted in the cover.
Steel roof hatches.
Babcock davis roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.