PBB Alrex Heavy Duty Hydraulic Door Closer Hinge - Self-Closing Door Hinge for Commercial & Residential Use - Perfect for Office Doors, Home Entryways, and Security Gates
Meets UL 10C requirements for 180 minute exposure period with hose stream in accordance with NFPA 252 & UL 10C under positive furnace pressure & CAN/ULC S104 & UL 10B under neutral furnace pressure
Doors under 100lbs require a set of 2 hydrolic hinges + 1 dummy center hinge, Doors 100 lbs up to 150 lbs may require 3 hydrolic hinges. Heavier doors may require 4.
Gauge of material
.134"
Stainless steel grade 304
Each closing system contains a full set of machine and wood screws
ADA listed as meeting requirements of 5 lb maximum opening force