ASTRO ASDB SEAL

asrto_asdb_seal_01Rebate fit version

 

 

 

 

 

 

ABOUT

asrto_asdb_seal_02An automatic door bottom seal which raises as soon as the door leaf is opened even by a few millimeters. An acoustically designed seal for rebated applications, mounted into a 13mm x 28mm groove that has been morticed into the bottom edge of the door. It is operated automatically by pressure against the door jamb on its adjusting screw and seals when the door closes and retracts automatically when the door is opened. Can be fitted inside (lock side using bumper provided) or outside of the door (non-lock side). Tested for durability 200,000 cycles completed successfully for fire-rated smoke doors.

Appplication

Suitable for all types of wooden doors. Maximum drop: 14mm, graduated scissor action (seal drops on hinge side before lock side). Noise Reduction Index Rw up to 37dB.

INSTALLATION
TYPES

Min/Max Gap: 3mm – 13mm.
Lengths: 330mm.
Anodised satin finish.

DOCS
Karta montażu – PDF

VIDEO

CONGRUITY