6-1/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
7-3/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
9-1/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
10-3/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
12-1/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
15-1/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.
18-1/4" × 36-1/4" × 1.5" Fiberglass Super Heavy Duty Grate is a size-specific trench drainage component for compatible formed-concrete or framed channel openings. Confirm clear opening, bearing support, frame compatibility and required load condition.