Product Description

4 square inch electrical junction box blank cover

Brand: fiberglassBOX™
Catalog #: 9344

Height: 4 in.
Width: 4 in.
Depth: 0.094 in.

Carton Quantity: 100
Carton Weight: 8 lb.

UPC: 085339103608
UNSPSC: 39121304
Country of Origin: United States of America


Quick change/assemble cover screw holes and slots, rigid hard box construction, no distortion with high temperatures, shatter resistant with low temperatures


In the wall junction box cover - 2 HR fire resistive walls


ANSI / UL 514C: File No. E30594


Ul Code Black


Fire Classification

Fire Test of Building Construction Materials
ANSI / UL 263: File No. CEYY.R9379 (Category / File No.)

Note: Products must also be certified to: ANSI / UL 514C


Fire Resistance Classification in Wall Assemblies 2-Hours or less
Shall be separated by a horizontal distance of not less than 3 inches

Note: For more details please refer to the UL fire resistive directory and Allied Moulded’s CEYY.9379 (Outlet boxes and fittings classified for fire resistance)




Polyvinyl Chloride


2 screws

Additional Materials

Carbon steel fasteners