Brett Martin B3150 315mm Chamber Base
- Brett Martin B3150 drainage chamber base with 315mm (12.4in) diameter and 190mm (7.5in) invert depth
- Multi-inlet design offers 5 x 110mm ring seal inlets for flexible drainage configurations
- Includes 2 socket plugs to securely seal any unused inlets
- Watertight push-fit assembly ensures reliable leak resistance and durability
- Complies with Building Regulations Part H1 for shallow inspection chambers up to 600mm (23.6in) depth
The Brett Martin B3150 315mm Drainage Chamber Base is engineered for plumbers, drainage engineers, and civil contractors who require a dependable and versatile base unit for 110mm drainage systems. Its multi-inlet layout simplifies site installation by accommodating various pipe entry angles without needing multiple chamber types.
Application
This chamber base is designed for shallow inspection chambers in surface water and foul drainage systems with invert depths up to 600mm. It supports multiple inlet connections at main channel, 45°, and 90° angles, providing adaptable pipe routing options for both domestic and commercial drainage projects. When paired with compatible risers and covers, it forms a complete, watertight inspection point that meets regulatory standards.
Dimension
- Diameter: 315mm (12.4in)
- Invert depth: 190mm (7.5in)
- Suitable for inspection chambers up to 600mm (23.6in) depth when combined with risers
Material
- Durable polymer construction providing long-term resistance to groundwater and soil conditions
Type
- Drainage inspection chamber base for civil and plumbing drainage systems
Note: Includes 2 socket plugs to seal unused inlets securely. Image is for illustration purposes only.
Delivery
Important: The following delivery information applies only to orders placed online.
Delivery Times
When placing your order, you will be able to view available delivery times at the checkout.
Please note: while we aim to deliver within 2–3 business days, this is subject to stock availability. A member of our team will be in touch after you place your order to confirm your delivery date.
Click & Collect is also available from selected branches. However, please be aware that stock levels can fluctuate, so we’ll confirm product availability and collection timing once your order is placed.
Delivery Charges
Orders over £150 ex VAT within our local delivery area qualify for free delivery. This excludes palletised or specialist products.
For orders under £150 ex VAT, standard delivery is £10 plus VAT. Certain products have specific delivery costs:
- Civil Engineering products: £20 + VAT.
- Roofing Tiles under £249.99 ex VAT: £60 + VAT.
Delivery charges and policies may vary at the discretion of our branches, and we reserve the right to amend them as required.
We offer a variety of delivery options to meet your needs nationwide, including pallet shipping (subject to size and weight restrictions), site delivery, and same-day or next-day delivery via TradeKart (available in selected postcodes).
Delivery charges are calculated based on your location, the products ordered, and your selected delivery method. Final costs will be displayed at checkout. If you have specific delivery requirements, please contact your local branch via our Branch Finder.
For any delivery-related enquiries, please email our sales team at websales@lordsbm.co.uk.
