Topp Industries - SFB30X228F-1P - 1"-SGR Guiderail Simplex Package System The Polylok Air Vent will

The Polylok Air Vent will fit any cover for new or retrofit applications and is simple to install with no gluing or screws required

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"W" design prevents solids from settling

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Topp Industries - SFB30X228F-1P - 1"-SGR Guiderail Simplex Package System The Polylok Air Vent willTopp Industries 1" Sgr Guiderail Simplex Package System Designed for use with fiberglass basins, steel basins and concrete pits. TOPP SGR Kits are available in 1 1 4 or 2 NPT discharge for use with fiberglass basins, steel basins and concrete pits. Assembled and welded construction, boxed and ready for shipment. Stainless steel guiderail extensions and galvanized or stainless steel discharge kits also available. Each kit contains: 1 1 2 OD (1 1 4 NPT