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Inspection Chambers

Brett Martin Inspection Chambers are 450mm diameter and are suitable for both 110mm and 160mm pipework. Shallow Inspection Chambers are also available.
Inspection Chamber Installation details.

Inspection Chambers
450mm inspection chamber base 110mm b5494
450mm Inspection Chamber Base 110mm B5494
Brett Martin 450mm Diameter Inspection Chamber Base 5 x 110mm Inlets 190mm Invert
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Ex Vat: £31.13
(Inc £37.35)
450mm inspection chamber base 160mm b5696
450mm Inspection Chamber Base 160mm B5696
Brett Martin 450mm Diameter Inspection Chamber Base 5 x Inlets (3 x 160mm, 2 x 110mm) 190mm Invert
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Ex Vat: £63.82
(Inc £76.58)
450mm inspection chamber riser b5397
450mm Inspection Chamber Riser B5397
Brett Martin 450mm Diameter Inspection Chamber Raising Piece 325mm Invert
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Ex Vat: £21.06
(Inc £25.27)
450mm inspection chamber ring seal b5398
450mm Inspection Chamber Ring Seal B5398
Brett Martin 450mm Diameter Inspection Chamber Sealing Ring
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Ex Vat: £2.21
(Inc £2.65)
450mm round manhole cover b6255
450mm Round Manhole Cover B6255
Brett Martin 450mm Diameter Secured Plastic Cover and Frame Suitable for Driveways 50kN
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Ex Vat: £31.93
(Inc £38.32)
450mm square manhole cover b6260
450mm Square Manhole Cover B6260
Brett Martin 450mm Square Secured Plastic Cover and Frame Suitable for Driveways 50kN
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Ex Vat: £69.03
(Inc £82.84)
manhole cover reducing insert 450mm x 350mm b6350
Manhole Cover Reducing Insert 450mm x 350mm B6350
Brett Martin 450mm x 350mm Manhole Cover Reducer for use when Chamber Invert exceeds 1.2m
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Ex Vat: £21.17
(Inc £25.40)
450mm inspection chamber 110mm spare plug b5000
450mm Inspection Chamber 110mm Spare Plug B5000
Brett Martin 450mm Inspection Chamber Spare Plug (110mm)
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Ex Vat: £3.63
(Inc £4.35)
450mm inspection chamber 160mm spare plug b5100
450mm Inspection Chamber 160mm Spare Plug B5100
Brett Martin 450mm Inspection Chamber Spare Plug (160mm)
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Ex Vat: £4.08
(Inc £4.90)