MASCO Catalog: Concrete Forming & Accessories

232 MASONS SUPPLY COMPANY Oregon (800) 537-3407 ♦ Washington (800) 537-6216 Clackamas | Eugene | West Eugene | Hillsboro | Medford | Portland | Salem | Ridgefield | Seattle | Tacoma | Woodinville M A S C O . N E T SPECIALTY PRODUCTS Galvanized Roof Hatch Provide JL Industries Model RHG galvanized roof hatch. Manufactured from 14 gauge galvanized steel with 12" high curb and 4" wide flange for securing to roof deck. The curb includes a 1" fiberboard insulation surrounding the base. The cover includes a 14 gauge galvanized steel exterior and 22 gauge liner with 1" fiberglass insulation between exterior cover and liner with an EPDM draft seal gasket door seal. Finish is bonderite, pre-treated grey hammertone powder coat. Hardware includes a heavy duty hinge, heavy gauge automatic hold open arm with red grip, compression operated shock absorbing cylinder, exterior handle with integral padlock hasp, and interior locking handle with interior padlock hasp. The galvanized roof hatch cover has been tested and approved to support a minimum live load of 40 psf with a maximum deflection of 1/190th of the span, maximum negative load of 50 psf wind uplift, and 110 mph wind load when cover is in an open position. Note: Custom sizes available upon request. All RHG models include components or materials which are ASTM certified under Specifications A792/A792M; A653/A653M; C726-00a; A36/A36M- 00a. No. Clear Opening Weight (lbs) RHG-1 30" x 36" 150.0 RHG-2 54" x 30" 210.0 RHG-3 96" x 30" 315.0 RHG-4 36" x 36" 185.0 RHG-5 48" x 48" 260.0 HATCHES NOTE: NOT SHOWN WITH OPTIONAL SAFETY RAILING SYSTEM