Latching panic saddle thresholds.
Ada exterior door threshold detail.
They are also used to provide a door stop and seal at the bottom of the door.
These requirements apply to all types of doors required to comply including sliding doors.
If the door threshold is higher than then an associated level landing is required.
However a vertical height of up to is allowed if a transition ramp is applied.
A maximum height of 3 4 is permitted for existing or altered thresholds if they have a beveled edge on each side with a slope not steeper than 1 2.
The ada requirements for thresholds are.
Thresholds at doorways shall not exceed 3 4 in 19 mm in height for exterior sliding doors or 1 2 in 13 mm for other types of doors.
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Doors and gates in series.
Changes in level up to 1 4 inch can be vertical and do not need an edge treatment.
What is a level landing.
Raised thresholds and floor level changes at accessible doorways shall be beveled with a slope no greater than 1 2 see 4 5 2.
Commercial thresholds choose aluminum plates carpet separators elevators floor plates safety treads and a wide range of commercial door threshold options including eco v heavy duty and thermal barrier thresholds.
For ada applications inswing outswing public access sill with thermal break optional genuine therma tru sills and bottomsweeps help form a tight seal against wind driven moisture infiltration at the bottom of the door system and help channel moisture away from the home.
Latching panic thresholds are designed to work in conjunction with surface applied vertical rod exit devices.
In order to be ada compliant existing door thresholds are required to have a vertical height no greater than.
Horizontal cross section n c.
An ada compliant door sill that doesn t leak.
Residential thresholds sills for pre hung openings.
Steel inswing door with steel weather strip frame dwg zip file pdf adobe pdf file thresholds ada low profile threshold dwg zip file pdf adobe pdf file aluminum saddle threshold mill finish.
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Thresholds if provided at a doorway must not exceed 3 4 inch in height for exterior sliding doors or 1 2 inch for other types of doors.