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450mm Adoptable Inspection Chamber Base for Sewer Pipe

Regular price
£165.00 (£137.50 ex VAT)
Regular price
Sale price
£165.00 (£137.50 ex VAT)
Est. delivery: 3 working days

This Accesso fully adoptable inspection chamber base has a 450mm internal diameter. This base is designed to be used with a twinwall rising shaft, rather than traditional PPIC risers.

This product should be used with 110mm or 160mm sewer pipe (EN 1401). It is used for deep installation, and combined with a twinwall shaft for additional strength. For chambers deeper than 1.2m, a restriction cap should be used. 

A one-piece factory assembled inspection chamber with 110mm connection to main channel.

Accesso catalogue

Full Description

This fully adoptable inspection chamber base can be used in underground drainage applications. It is a substantial structure within the drainage network, and allows for maintenance and clearing blockages.

- Above ground access for inspection and maintenance of surface water pipework systems
- Suitable for Adoptable and Non-Adoptable applications

Features & Benefits
- Stepped base
- Fits all UK twinwall pipework systems
- Quick and simple to install as it comes fully assembled
- Lightweight – No machinery or lifting equipment required
- Access shafts can be easily cut onsite to required depth
- Granular backfill
- Manufactured in the UK

- EN13598 Part – 2 (2009)
- Non Man – Entry Inspection Chambers comply to SfA7 Type3 and 4 specification. Non-Man Entry applications ie. chambers deeper than 1200mm, require a restriction cap with maximum 350mm opening.
- Building Regulations – Part H1

Technical Specification

Diameter: 450mm

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