WB Type J & JD Drainage Floor Hatch

Construction Specifications:

Material: Cover and frame are 1/4" steel
Cover: Diamond-pattern tread plate reinforced for 300 psf (1464 kg/m2) live load
Frame: Formed channel frame with full anchor angle welded around the perimeter. A 1-1/2" drain coupling is welded under the frame for a pipe connection to a dry well or disposal system.
Finish: Alkyd base red oxide primer
Latch: Type 316 stainless steel slam lock with fixed interior handle and removable exterior turn/lift handle. Latch release is protected by a flush, gasketed, removable screw plug
Hinges: Heavy forged brass hinges with 3/8" Type 316 stainless steel hinge pins
Lift Assistance: Compression spring operators enclosed in telescopic tubes. Automatic hold open arm with grip handle release.
Hardware: Engineered composite compression spring tubes. Steel compression springs with electrocoated acrylic finish. Slam lock and all fasteners are Type 316 stainless steel. All other hardware is zinc plated/chromate sealed.

OPTIONS:
• Special Sizes - available on request