Recommended minimum sizes for various types of roof access are shown above.
Roof access hatch.
Babcock davis roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
Compared to the use of ladders a roof hatch can make economical and practical roof access.
Roof hatch safety ladders posts and rail systems.
When planning access to building rooftops roof hatch installation is very effective.
Nystrom s complete line of roof hatch and safety products meet building codes fire and life safety requirements.
Bilco roof hatches provide safe and convenient access to roof areas by means of an interior ladder ship stair or service stair.
For ultimate corrosion resistance and outstanding exterior durability babcock davis provides powder coat finish.
Or larger are available.
As the angle of ascent decreases the hatch must be larger to prevent head bumping accidents.
If movement of bulky materials through the hatch is anticipated double leaf hatches with openings up to 66 sq.
A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building.
Moreover hatches have components that contribute to a safe and convenient rooftop entry and exit such as a secure grip or handle and an automatic locking feature.