Effective sealing of under-door gaps.
Tested to BS476: Part 20 & 22 for 30 and 60 minutes
Reduces maintenance costs
Exceeds Building Regulation and DETR requirements
Providing an effective barrier against; draughts, rodents, noise, light, smoke, odours and fume, Intastop’s Automatic Door Bottoms also improve security by protecting against under door gap attack at a vulnerable position beneath the door leaf.Read more
Activated by the opening and closing action of the door, they employ low-force, which does not conflict with lock/latch/closer operation, and do not require costly electrical connection or threshold obstruction to operate. They are self-levelling in the closed position.
Milled Aluminium finish.
Morticed installations - measure full width of door.
Surface mounted installations - measure between the stops.
A wide range of sizes are available to suit doors from 475mm - 1220mm in width and standard lengths can be cut down by up to 125mm.
|Order code||Description||Length (mm)||Width (mm)|
|4301CRL||Non-handed Surface and Semi Mortice||838, 915, 1000, 1200||up to 19|
|4131CRL||Non-handed Surface and Semi Mortice||838, 915, 1000, 1200||up to 19|
|434ARL||Non-handed Full Mortice||838, 915, 1000, 1200||up to 19|
|411ARL||Non-handed Full Mortice||838, 915, 1000, 2000||up to 19|
|411ARL-DS||Automatic Door Bottom suitable for Double Swing Hinges||838, 915, 1000, 1200||up to 19|