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Plastic Underground Inspection Chamber

Polydrain Civils Inspection Chambers (320mm or 450mm) can be used as an alternative to traditional manholes up to depths of 1.2 metres. The riser is connected to a separate chamber base with a push fit joint, fitted with a ring seal. All Polydrain manufactured products are made from non-porous smooth material. The excellent design of the flow profile prevents the buildup of deposits and blockages.

Meets requirements of EN 7158:2001

Plastic Underground Inspection Chamber

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450 mm Inspection Cover - Sealing Ring

Inspection Chamber

£1.09 (incl. VAT)
Polydrain 450 mm Inspection Cover - Sealing Ring

Polydrain 450 mm Inspection Cover - Sealing Ring

£1.09 (incl. VAT)

Purpose: Used to seal the joint between the 450 mm chamber and side riser, also any additional side risers. Fitting Tips: Depths of less than 1.2 metres can be achieved by cutting the riser between the ribbed sections. The riser is connected to a separate chamber base with a push fit joint, fitted with a ring seal. If another riser section is us...


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