Installation Instructions:
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Excavate hole for pit to required depth
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Bed Pit on a sand base to set top of pit at installed level
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Mark and cut pipe holes as required
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Install pit in hole
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Connect pipes
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Seal pipe and pit with silicone
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When installing a riser , ensure riser is secured to pit with supplied nuts and bolts, with supplied nuts and bolts, with a washer on each side of the assembly. Seal around Riser and Pit base with silicone.
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Install grate – leave grate installed whilst back-filling and concreting.
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Evenly backfill around pit
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Support pits and riser