FloPlast Inspection Chamber Set - 450mm - 160mm

This complete 450mm diameter inspection chamber set is designed for 160mm drainage systems, provid...

Best current price£132.77from Professional Building Supplies

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Professional Building SuppliesFloplast And Clark-Drain Floplast Inspection Chamber Set With Polypropylene Cover - 450Mm Diameter For 160Mm Drainage
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B&QB&Q - 450mm Inspection Chamber Set For 160mm Drainage With Polypropylene Cover35Kn.
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Product Information

Full details

The FloPlast 450mm Inspection Chamber Set is designed for professional contractors and homeowners managing residential 160mm drainage systems who require a robust, versatile access point for maintenance. Its primary benefit is the comprehensive, all-in-one design that includes necessary inlets and a 35kN load-rated cover suitable for driveway installations. A notable caveat is that while the system is flexible, achieving a depth greater than 800mm requires additional D916 riser components or careful cutting to fit specific site requirements.

All features

Model Part NumberD916
BrandFloPlast

Extended Product Information

FAQs

Can this chamber be used under a driveway?

Yes, the provided cover is rated to 35kN, making it suitable for residential driveways.

What is the maximum depth this chamber can reach?

The base set is 800mm deep, which can be extended to 1200mm using optional D916 risers.

Are the unused inlets sealed?

Yes, the side inlets are supplied with integral blanking plugs that keep the chamber sealed until you are ready to connect pipes.

Can I use 110mm pipes with this 160mm system?

The base includes two 110mm inlets at 45 degrees, allowing you to connect smaller diameter pipes directly.

What tools are needed to cut the risers?

A fine-tooth hand saw or a circular saw with a blade suitable for plastic is recommended for clean, accurate cuts.

Troubleshooting

Difficulty inserting pipes into inlets

Apply a small amount of pipe lubricant to the rubber seals to ease entry and ensure a secure fit.

Chamber depth is too shallow for the trench

Purchase additional D916 risers to increase the vertical depth up to a maximum of 1200mm.

Cover does not sit flush in the frame

Check the frame for debris or improper leveling during installation and ensure the circular cover is rotated to the correct alignment notches.

Pros and Cons

Pros

  • High weight tolerance suitable for domestic vehicle traffic
  • Flexible inlet configuration supports multiple pipe sizes
  • Modular design allows for custom height adjustments
  • Durable polypropylene construction resistant to ground movement

Cons

  • Maximum depth requires additional components beyond the standard set
  • Requires precise cutting for non-standard depths
  • Heavy components may require two people for safe positioning

Setup, Compatibility & Care

To install, prepare a level, compacted sub-base before placing the chamber base. Ensure all pipe connections are fully inserted and lubricated according to standard drainage practices. If the depth needs to be reduced, the risers can be carefully trimmed using a fine-tooth saw, ensuring a clean, square edge to maintain a water-tight seal with the subsequent riser or cover frame. When adding additional risers for depths up to 1200mm, always verify that the joints are correctly seated. To care for the unit, periodically remove the cover to inspect for debris buildup and ensure all internal seals remain intact.

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