The Loop Replacement System (LRS) features advanced 3-axis magnetoresistive sensing technology that responds to changes in the Earth’s magnetic field caused by ferrous objects.
Three sensing elements provide measurements in the X Y and Z axes to improve detection sensitivity when used in either above or below ground installations.
The LRS is equipped with our new DETECT-ON-STOP™ or (DOS®) feature which allows detection only when a vehicle has come to a complete stop.
Model 3000 roll up door is complete with a curtain hood guides counterbalance and option for operation such as chain hoist manual lift electric operator.
Pricing varies according to size and options selected.
Shutters can be up to 13'- 6 inches wide and 12 feet tall with UL labels Class A B or C while still being able to function as normal counter rolling shutters.
Oversized fire shutters can be manufactured up to 20 feet wide
Model 7500 fire shutters can be installed with either a manual lift external motors a hand crank with or without automatic testing tubular models with the option of automatic testing
Along with UL labels that will automatically close the fire shutters for either 3 1½ or ¾ hours the fire shutters can also be manufactured with smoke protection
Available finishes: Hot-dipped galvanized steel with an optional baked-on gray polyester enamel coating or 304 stainless steel with a number 4 finish flat profile
The viscous speed governor can be set to automatically close the fire shutters at speeds of 6 inches per second up to 24 inches per second complying with NFPA 80 specifications.
Sprockets and chain are replaced in order to accelerate the ops limit shaft to increase the accuracy of the limit system for sectional doors 8ft H or less
Includes 10 feet of signal hose outdoor air switch and hose plug
OPEN (all operators) when the vehicle passes over treadle hose. The weight of the vehicle on the treadle hose activates a pneumatic switch which sends an open signal to the door. Requires a 2-wire connection to the operator but does not require power to function.
This is installed onto the panel when the door is opened it is engaged and will keep the door open above the header so there is no hang down of the door.
The door will stay open above the header to eliminated the door being damaged.