If movement of bulky materials through the hatch is anticipated double leaf hatches with openings up to 66 sq.
Roof access hatch.
For ultimate corrosion resistance and outstanding exterior durability nystrom provides powder coat finish.
For ultimate corrosion resistance and outstanding exterior durability babcock davis provides powder coat finish.
Compared to the use of ladders a roof hatch can make economical and practical roof access.
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.
Or larger are available.
Nystrom s complete line of roof hatch and safety products meet building codes fire and life safety requirements.
All products feature engineered lift assistance for easy one hand operation.
Babcock davis roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
Nystrom roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
Recommended minimum sizes for various types of roof access are shown above.
As the angle of ascent decreases the hatch must be larger to prevent head bumping accidents.
A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building.