RHG Electric Actuation Introduction

• Cover

  Double-skin construction (“in box type design”) with 1" Polyiso (R-6) insulation and a continuous EPDM foam weather/draft seal gasket that is attached to the inside of cover to provide a flush, tight fit. Designed to support a live load of 40lbs./sq. ft., the cover is 14 gauge galvanized steel with a 22 gauge galvanized steel inside liner.

• Curb

  14 gauge galvanized steel with 1" thick Polyiso (R-6) insulation with Fiberglass liner at curb exterior. Curb is 12" high, with 3.375" wide bottom flange and pre-drilled mounting holes.

• Opening

  Convenient electric actuation with options of Push Button Switch, Key Switch and/or Remote Control. Can be kept open at any angle for ventilation. Single covers with more than one actuator operate on synchronous mode. Hatches with more than one cover have at least two actuators which need to be operated in sequence. Battery back-up is provided for emergency exits to ensure power supply in case of power outage. Control Box keeps the batteries charged.

• Door Latch

  Self Locking feature of Electric Actuator replaces need for conventional locks in standard designs. Additional locking arrangements available upon request.

• Finish

  Material is prepared with an iron phosphate wash, followed by a rust inhibiting primer, and then a baked on polyester enamel paint.