Soil, waste & underground drainage
Black Underground (Kayflow), Inspection Chamber Riser - 320mm
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A closer look
at the details.
Specifications, finish and suitability should be checked for your particular job.
Product description +
A black underground soil riser 320mm (Kayflow) is designed to extend inspection chambers or access points to ground level, ensuring convenient access for maintenance and servicing. The 320mm height provides added flexibility when adjusting chamber depth during installation.
Manufactured from durable black PVC for long-term underground performance, it integrates seamlessly with compatible chamber bases, seals, and covers. Built for strength and reliability, it ensures a secure fit while maintaining easy and practical access to the drainage system.
Colours, photographs & specifications +
Photos show products from the range and may include other colours. Matched colour photographs are shown where available; they do not guarantee exact sheen or appearance on your screen.
Check dimensions, profile, connections and any required fittings with the team. Compare a physical sample if an exact colour or finish match matters.
- Department
- Drainage
- Range
- Soil, waste & underground drainage
- Available options
- 1
Collection, delivery & your quote +
Add the products and quantities you need to your quote basket. Send your list and any job notes, and we’ll confirm prices, availability and the next steps with you.
Collection is available from our Hayes merchant. For local delivery, include your postcode so we can confirm eligibility, timing and any charges. An enquiry does not reserve stock or place an order.
Collection & delivery details ↗︎