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11"x11" Lids and Grates
Fit all 11x11 (Series B1) Boxes ( 4HD2, Drop Box, and 2HDS-1). 25 per carton.
B1-RL: Regular Lid
B1-IP4: 4" Inspection Port Lid
B1-DG: Drain Grate (Black)
B1-DGG: Drain Grate (Green)
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SL-4 Speed Leveler™
To control effluent flow from a distribution box. Black and Yellow. Fits all 4" pipe. 50 per bag, 100 per carton.
Download the PDF Page
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SL-3 Speed Leveler™
To control effluent flow from a distribution box. Black and Orange. Fits all 3" pipe. 50 per bag, 100 per carton.
Download the PDF Page
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S-35 Box Fitting
Yellow Seal for thin-wall pipes. 50 per bag, 100 per carton.
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S-40 Box Fitting
Blue Seal for Sch. 40 pipes. 50 per bag, 100 per carton.
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P-10 Box Fitting
Orange Plug for unused holes. 50 per bag, 100 per carton.
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P-40 Pipe Plug
Press-fit solid watertight plug for PVC or corrugated pipe. 50 per bag, 100 per carton.
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P-45 Pipe Plug
Press-fit perforated plug for PVC or corrugated pipe. 50 per bag, 100 per carton.
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B1 Riser
For all 11x11" boxes ( 4HD2, Drop Box, and 2HDS-1). Stackable HDPE risers extend to grade in 6" increments. 16 per carton.
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B4 Riser
For all 16x16" boxes ( 7HD2 and 2HDS-4). Stackable HDPE risers extend to grade in 6" increments. 9 per carton.
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