Apartment
Corridor Lock function is defined as a lock where the latch bolt operated by
lever from either side, except when outside lever is made inoperative by a stop
or mechanical means other than...
Passage latch with three-point latch - Latchbolt retracted by knob/lever from either side at all times. Auxiliary latch deadlocks latchbolt when door is closed. Inside and outside knob/lever are al...
The U-Factor, R-Value and K-Thermal Rating are measurements of thermal transmission through building products.
U-Factor: Overall co-efficient of heat transmission passage through a built-up panel...