For roof hatch applications.
Lapeyre stair roof hatch.
Lapeyre originally coined the name lapeyre stair when he filed the patent on his alternating tread stair design and it was later adopted as the business name when the company was founded.
Selecting the proper size hatch.
Measuring guidelines for roof hatch applications.
All products feature engineered lift assistance for easy one hand operation.
Space saving safety stair with alternating tread design for steep applications in lieu of ships ladders and vertical ladder.
The lapeyre alternating tread stair offers a cost effective secure alternative to vertical ladders and steep stairs.
Lapeyre stair s alternating tread stair is ergonomic improves safety and is efficiently designed.
The lapeyre stair features a unique alternating tread design which provides greater tread depth than vertical ladders or ship s ladders.
Reduce design time construction costs and installation errors with pre engineered stairs from lapeyre stair.
Roof hatch design as previously mentioned roof hatches provide workers along with their tools and equipment easy access to roof areas.
This design allows comfortable face forward descents at steep angles.
If a ladder is used the hatch may be rather small since the person comes straight up to the roof.
A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building.
Alternating tread stairs are built to exact vertical height.
These highly adaptable stairs meet relevant building codes and create a safer work environment.
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.
This is the most commonly used option for stairs going through an access.
Special guidelines apply when measuring for alternating tread stairs that will be used to access a roof hatch.
How to measure for a roof hatch installation head clearance osha 1910 25 b 2.
As the angle of ascent decreases the hatch must be larger to prevent head bumping accidents.
It rhymes with stair read our story.
Bilco roof hatches provide safe and convenient access to roof areas by means of an interior ladder ship stair or service stair.
The most common types of hatches that serve this purpose are single leaf models which have one cover and accommodate a single person.
This shortened rail extends 5 3 4 above the top landing of the stair and is designed for use within a roof hatch or a hatch with a standard 12 curb.
Lapeyre is pronounced lah pair.
