Description

450mm diameter polypropylene inspection chambers for adoptable and non-adoptable applications. Compliant with Sewers for Adoption 7th edition [SfA7].

Choice of sixteen bases for equal and unequal pipe connections.

Dedicated bases for use directly with either 100/150mm clay pipework.

450mm diameter shaft may be cut to length to achieve required invert up to maximum 3000mm.

Applications

• For above ground access and maintenance inspection of buried pipework up to 3 metres deep  
• For loading applications: – A15 (1.5 tonnes)  – B125 (12.5 tonnes) * – D400 (40 tonnes) *

* With cover & frame supported by concrete plinth 

NOTE: Concrete plinth not required  for non-loaded applications such as  domestic gardens

Key Dimensions

• Invert depth of bases: 440-462mm (at centre point of base)
• External shaft diameter: 515mm 
• Shaft length: 3m 
• Maximum installation depth: 3m 

Key Features & Benefits

• Full range of dedicated bases, ensure that smooth flow can be achieved
• Quick & easy to install, with a sculptured neck on the base, which allows the shaft to be fitted with little effort
• Lightweight polypropylene chamber bases, no lifting equipment required
• 3m shaft can be cut to required length

Compliance

Range 450 chambers comply with the  following standards and regulations

• BS EN 13598-2:2009
• SfA7 Typical Chamber Detail – Type 3:  (Non-entry. Maximum depth from cover   level to soffit of pipe: 3m)
• Building Regulations – Part H1