US Foundry 4673-6373 Rectangular Inlet Frame & Grate (18-1/4" x 18-1/4" Clear Opening)

The US Foundry 4673-6373 rectangular inlet frame-and-grate combination provides a clear opening of 18-1/4" x 18-1/4", grate dimensions of 19-3/4" x 19-3/4", and a seat depth of 1-1/2". The current manufacturer record identifies gray iron construction but does not publish a load rating; confirm load requirements when quoting.

Current frame geometry includes an opening of 18-1/4" x 18-1/4", a flange of 21-1/4" x 21-1/4", and a frame height of 2". The current listing also reports a weir perimeter of 6.5 ft. Request a quote through Drainage Connect to confirm fit, project requirements, and current availability.

• Current catalog number 4673-6373
• Clear opening 18-1/4" x 18-1/4"; grate 19-3/4" x 19-3/4"
• Frame opening 18-1/4" x 18-1/4"
• Frame flange 21-1/4" x 21-1/4"; frame height 2"
• Seat depth 1-1/2"; Gray Iron construction
• Load rating requires project confirmation; weir perimeter 6.5 ft

Specification note: Specifications are limited to the exact current manufacturer record. Drainage Connect will confirm fit, configuration, and availability when quoting.