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Brett Martin 280mm Dia. 90° Chamber Base (205mm Invert) (B2803)

SKU

bm_B2803

£30.30 £25.25

Product Information

Brett Martin 280mm diameter 90° chamber base with 205mm invert depth, designed for 100mm drainage systems.
Constructed to meet EN 13598-1 and Sewers for Adoption 7 standards, ensuring reliable performance.
Suitable for civil engineering drainage runs requiring robust, long-lasting access chambers.
Cost-effective solution requiring only two risers, chamber base, and lid for a nominal 600mm invert depth.
Image is for illustration purposes only; components such as risers and lids are sold separately.

Details

The Brett Martin 280mm diameter 90° chamber base with a 205mm invert is engineered for civil engineering drainage projects requiring robust, long-lasting groundworks solutions. Ideal for groundworkers, site managers, and infrastructure teams, it delivers dependable structural integrity for critical underground drainage layouts.

Application

This chamber base is designed to facilitate 90° directional changes in drainage runs using 100mm pipework. It is commonly installed in commercial, industrial, and public realm environments to provide accessible inspection and maintenance points. Fully compliant with EN 13598-1 and Sewers for Adoption 7 standards, it offers peace of mind on demanding projects.

Dimension

Diameter: 280mm (11"), Invert depth: 205mm (8")

Material

Manufactured from high-grade polymer for enhanced strength and resistance to harsh site conditions

Type

Underground drainage chamber base

Please note: This product is supplied as the chamber base only. Additional risers and lids must be ordered separately to complete the chamber assembly. Image shown is for illustration purposes only.

More Information

More Information
Manufacturer	Brett Martin
MPN	B2803
Category	Underground
Colour	Black
Type	280mm Shallow Access Chamber (3 Inlets)
Width	280mm
Availability	Generally available in 3 to 5 working days.
Sap Id	bm_B2803

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Delivery Information

Delivery availability

We deliver to most mainland UK addresses. Some postcode areas are excluded – please see the full list below.

Delivery charges

Delivery costs vary depending on your location, the products ordered, and the delivery method selected. All delivery charges are calculated clearly at checkout.

Fuel Surcharge

Information on our added Fuel Surcharge can be found at https://condell-ltd.com/fuel-surcharge-notification

Delivery dates

You can request a preferred delivery date at checkout. While we aim to meet this wherever possible, availability may depend on stock levels and third-party delivery schedules. If your chosen date is unavailable, a member of our team will contact you to arrange an alternative.

Delivery method

All deliveries are made kerbside as standard. For health and safety reasons, drivers are unable to carry materials beyond the kerb. If you have specific access requirements, please contact us before placing your order.

Delivery exclusions

We currently do not deliver to the following postcode areas:

AB16, AB21–22, AB30–AB38, AB41–AB56, BT1–BT94, CA2, CA15, CA28, DD1, DD8, DD9, DG1, DG2, DG10–DG14, DG16, FK18–FK20, GY1–GY9, HS1–HS9, IM1–IM9, IV1–IV5, IV7, IV12–IV13, IV21–IV28, IV30–IV36, IV40–IV56, JE1–JE4, KA1, KA4–KA6, KA14–KA15, KA18–KA21, KA27–KA30, KW1–KW3, KW6–KW17, KY6–KY10, KY13–KY16, LL49, LL58–LL62, LL64–LL78, PA17–PA78, PH11, PH19–PH26, PH30–PH33, PH35–PH38, PH40–PH44, PH49–PH50, PO30–PO41, SA68, SA71, ZE1–ZE3

Important delivery terms

Shortages must be reported within 48 hours and noted on delivery paperwork
All deliveries must be signed for; redelivery charges may apply
Deferred deliveries may incur storage charges
Collected orders are not subject to delivery charges
Returns are subject to a 25% restocking fee (delivery charges excluded)
Made-to-measure items are non-refundable
Reasonable access to the delivery point must be available; additional charges may apply