Bilco roof hatches provide safe and convenient access to roof areas by means of an interior ladder ship stair or service stair.
Roof hatch for sloped roof.
Nystrom roof hatches provide safe and convenient access to commercial building roof areas using interior ladders and stairs.
The heavy gauge materials used to manufacture this hatch are ideal for applications in banks prisons hospitals and more.
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 complete line of roof hatch and safety products meet building codes fire and life.
A type l roof hatch permits easier movement for maintenance personnel tools and equipment from a full size stairway.
Acudor security roof hatches are designed to provide convenient economical access to the roof of a building while adding an additional level of security.
Bilco roof hatches have a reputation among architects engineers and the construction trades for dependability and for products that are unequaled in design and workmanship.
Crs inc is a proud partner of bilco and we stock every standard sized model in galvanized steel aluminum thermally broken and even their gs 50 skylight hatch.
Type l roof hatch service stair access.
For ultimate corrosion resistance and outstanding exterior durability babcock davis provides powder coat finish.
A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building.
Available in galvanized steel aluminum or stainless steel construction.
Ordinarily we would suggest using a pitch corrected roof hatch on slopes greater than 3 12 but the infrequent use and need for a low profile roof hatch was more important to the customer than the advantages of the pitch corrected roof hatch.
If the finished floor is not level the slope will impact the vertical height of the stair.
For roof hatches the height is measured from a where the top landing of the stair is flush with the finished surface of the roof to b the lower finished floor where the foot of the stair will be secured.
Type l roof hatches 30 x 96 762mm x 2438mm are ideal for installations where frequent use may be expected.