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450mm Manhole Inspection Chambers and Covers

450mm Inspection Chamber Bases, Risers & Covers

Our 450mm PPIC inspection chambers comply with the following standards and building regulations:

  • BS EN 13598: 2010
  • Building Regulations Part H (Maximum invert depth of 1.2m)

450mm PPIC manhole chambers are installed to create a change-of-direct and/or rodding access and inspection points for 110mm & 160mm uPVC drainage systems. Polypropylene inspection chambers (PPIC) are lightweight and robust, providing a cost-effective, faster and safer installation when compared to brick or concrete chambers.

BP440 Chamber Base 450mm / 110

- Supplied with four easy fit bungs to block off unused outlets.
- Total depth can be up to 1.2m using R450.

- Channel size 110mm, 4 x 110mm Inlets

BP670 Chamber Base 450mm / 160

- Supplied with four easy fit bungs to block off unused outlets.
- Total Depth can be up to 1.2 meters using R450

- Channel size 160mm, 2 x 160mm inlets @ 90°, 2 x 110mm inlets @ 45°

BP431 Chamber Riser 450mm

- Supplied with a Sealing ring.
- Ribbed design on Riser increases product durability

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450mm Chamber Base X 220mm Deep 4 X 110mm Inlets (c/w 3 Blanking Plugs)

Excl. VAT: £17.45 Incl. VAT: £20.94
Sale New 450mm Inspection Chamber Riser

BULK DEAL 450mm x 215mm Chamber Riser (Pallet of 36)

Was: £375.84

Now: Excl. Tax: £271.80 Incl. Tax: £326.16

450mm x 285 Inspection Chamber Base 160mm Channel + 2 x 160mm 90° Inlets 2 x 110mm 45° Inlets

Excl. VAT: £33.99 Incl. VAT: £40.79

460mm x 215mm Inspection Chamber Riser c/w Sealing Ring

Excl. VAT: £8.60 Incl. VAT: £10.32

460mm Riser Sealing Ring

Excl. VAT: £1.99 Incl. VAT: £2.39

450mm Dia PP Screw Down Cover & Frame Driveway 50kn

Excl. VAT: £13.75 Incl. VAT: £16.50

Clark Drain CLKS1657 (Bp444) 450mm Dia Cast Iron Cover & Polypropylene Frame

Excl. VAT: £27.99 Incl. VAT: £33.59

Clark Drain CLKS1657 Kmb 450mm Dia Ductile Iron Cover B125

Excl. VAT: £37.50 Incl. VAT: £45.00

450mm x 450mm Polypropylene Cover And Frame Driveway 50kn

Excl. VAT: £29.75 Incl. VAT: £35.70

Clark Drain CLKS450Sr 450mm x 450mm x 80mm Tray And Cover

Excl. VAT: £32.00 Incl. VAT: £38.40

Clark Drain CLKS450Sr/46 Recessed Cover Snd Frame 450mm x 450mm

Excl. VAT: £48.85 Incl. VAT: £58.62

Clark Drain Cd790R Recessed Pavior Cover And Frame 600mm x 450mm x 80mm

Excl. VAT: £39.99 Incl. VAT: £47.99
Sale Clark Drain T11G3 600mm x 450mm x 43.5mm Tray And Cover

Clark Drain T11G3 600mm x 450mm x 43.5mm Tray And Cover

Was: £52.80

Now: Excl. Tax: £35.00 Incl. Tax: £42.00

Clark Drain Clks556 Light Duty Lifting Keys (Pair)

Excl. VAT: £3.95 Incl. VAT: £4.74

Spare Blanking Plugs For 110mm

Excl. VAT: £2.01 Incl. VAT: £2.41

Spare Blanking Plugs For 160mm

Excl. VAT: £2.15 Incl. VAT: £2.58

Brett Martin 450mm X 350mm Reducer Ring

Excl. VAT: £14.99 Incl. VAT: £17.99

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