Aluminum non-drainage door accepts architectural flooring material. Similar to
Type T in function, these single and double leaf doors are designed with a pan
cover to accept a variety of flooring materials up to 1" in thickness. Each door
is spring balanced to ensure smooth, easy operation upon installation of the
specified flooring material in the field. Note: Available with drain coupling for
drainage applications. By Bilco.
Construction Specifications:
Material: Cover and frame are 1/4" aluminum
Cover: Smooth plate reinforced for 150 psf (732
kg/m2) live load. Cover: designed with 1" filmable
pan for field installation of architectural flooring
material (specify flooring material including type,
thickness, and weight).
Frame: Extruded aluminum frame with built in
anchor flange around the perimeter
Hinges: Continuous heavy-duty Type 316 stainless
steel hinge
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.
Lift Assistance: Compression spring operators
enclosed in telescopic tubes. Automatic holdopen
arm with grip handle release
Finish: Mill finish aluminum with a bituminous
coating applied to the exterior of the frame
Hardware: Engineered composite compression
spring tubes. Steel compression springs with
electrocoated acrylic finish. Type 316 stainless
steel hinges. All other hardware is zinc
plated/chromate sealed.
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WB Type TER & TRD Floor Hatch
