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Home Underground Drainage Inspection Chambers 450mm Inspection Chambers Brett Martin Inspection Chamber Reducer - 450mm x 350mm

Brett Martin Inspection Chamber Reducer - 450mm x 350mm

Code:
B6350
Brand:
Brett Martin

Designed for use with Brett Martin 450mm Inspection Chamber Assemblies, this Reducer is the ideal choice for residential settings. Giving controlled access with a diameter of 350mm, it snugly fits into square and round frames and offers the perfect solution when the Chamber In... Read More

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£31.80 Incl. VAT
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Description

Designed for use with Brett Martin 450mm Inspection Chamber Assemblies, this Reducer is the ideal choice for residential settings. Giving controlled access with a diameter of 350mm, it snugly fits into square and round frames and offers the perfect solution when the Chamber Invert exceeds 1.2m. The innovative clips ensure a snap-fit connection, while the screw holes deliver a permanent and reliable attachment.

Made from hard-wearing and durable polypropylene, the robust Lids and Frames provide a secure solution. Created with a fortified webbed design, they boast impressive strength, enduring up to 50kN of pressure (when upheld by a concrete plinth). Seamlessly integrating with Brett Martin SfA7 Adoptable and Non-Adoptable Inspection Chambers, they have undergone rigorous EN124 A15 testing, aligning with Building Regulations for your peace of mind.

Features & Benefits: Brett Martin Inspection Chamber Reducer - 450mm x 350mm

  • 450mm x 350mm diameter
  • Heavy-duty polypropylene material
  • Use when Chamber Invert exceeds 1.2m
  • Screw holes offer more permanent fixing
  • Clips enable ring to snap into position
  • Delivers restricted access to 350mm diameter
  • Compatible with Brett Martin 450mm Inspection Chamber Assemblies
  • Tested to EN124 A15 and conforms to Building Regulations
  • Impressive 50kN loading capability (when supported by a concrete plinth)
  • Suitable for residential applications

Please note:

  • The invert refers to the distance between the top of the unit and the bottom of the inside of the connecting inlet pipework.

Details

Material
Plastic
Diameter
450mm

Questions & Answers

Question:

Hi can a smaller manhole cover be fitted to this product. Have 450mm plastic inspection chambers but want 350mm covers. Cheers.

Answer:

Yes, you can fit a smaller manhole cover to the Brett Martin Inspection Chamber Reducer. This product is designed to provide restricted access to a diameter of 350mm, so it will accommodate a 350mm cover. This means you can use this reducer with your 450mm inspection chambers to fit a 350mm cover. Additional details regarding installation can be found in the fitting instructions provided on our website. You can access this document by following this link: Fitting Instructions. If you have any other questions or need further assistance, feel free to ask.

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