Ladders
GRP ladders are manufactured to BS4211.
Landing platforms can be fitted at the foot
of ladders. Intermediate platforms can be
provided in deep shafts.

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Shafts
Standard access shafts are fabricated in one
piece on to the main tank. We have a wide range
of shaft diameters available, but 900mm or
1200mm are the most commonly used.

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Shafts with extensions
Deep shafts are manufactured by adding extensions
to the standard stub fabrication. The extension is
connected by means of a standard gasketed
coupling band.

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Outlet / flow regulators housing
Flow regulators are supplied and fitted in a standard
housing. Flanged adaptors can be provided to allow
the flow regulator to be retro fitted if required.
By-pass handles or pull ropes are
fed to an adjacent access shaft.

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Pumps
An extensive range of pumps and associated control
equipment can be fitted into tanks or separate chambers.
Pumps are available for foul water or stormwater
applications. Full commissioning is provided.

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Inlet connections
Broadly speaking, three types of inlet connection are
available. Oversize socket with grouted annulus;
smooth walled spigot; or smooth wall spigot with
Flexseal type coupler.

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Standard joints
Joints are formed using two piece coupling bands up
to 2.2m diameter and using three piece bands for
diameters greater than 2.2m. Flat EPDM gaskets
are incorporated and the bands connected using
fast thread studs.

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strm1 shaft extension strm2
strm3 joints
strm4 pumps strm9
strm5 ladders strm6 strm8
inlet connections
strm10 outlet strm11
strm12
strm13