Inspection Chambers, Riser & Cover Sets
Our Inspection Chamber, Riser & Cover Sets offer a complete solution for foul water and surface water drainage systems. Designed for reliability and ease of installation, these sets include inspection chambers, adjustable risers, and durable covers, ensuring full access to underground drainage for inspection, maintenance, and cleaning.
Available in 315mm, 320mm, and 450mm sizes, our sets are suitable for domestic, commercial, and light industrial applications. All components are manufactured to British Standards and UK Kitemarked, giving you confidence in quality, compliance, and long-term performance.
Our sets are compatible with standard drainage systems and provide secure, robust access points for maintenance or replacement projects. Whether you’re installing a new system or upgrading existing drainage, these inspection chamber sets deliver a trusted, all-in-one solution for efficient and compliant drainage access.
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315mm Level Invert Chamber Base with 6 x 110mm Inlets Inclusive of 4 blanking Plugs SPPTE701 + 1 Riser SPPTE702 + 1 Square Cover & Round Base SPPTE703
Product Code CBS703702X1701In stock£74.47 £89.36 -
315mm Level Invert Chamber Base with 6 x 110mm Inlets Inclusive of 4 blanking Plugs SPPTE701 + 2 Risers SPPTE702 + 1 Square Cover & Round Base SPPTE703
Product Code CBS703702X2701In stock£83.56 £100.27 -
315mm Level Invert Chamber Base with 6 x 110mm Inlets Inclusive of 4 blanking Plugs SPPTE701 + 3 Risers SPPTE702 + 1 Square Cover & Round Base SPPTE703
Product Code CBS703702X3701In stock£93.95 £112.74 -
315mm Level Invert Chamber Base with 6 x 110mm Inlets Inclusive of 4 blanking Plugs SPPTE701 + 4 Risers SPPTE702 + 1 Square Cover & Round Base SPPTE703
Product Code CBS703702X4701In stock£104.14 £124.97 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 1 x 160mm Riser (SPPTE370D x 1) + 1 x Square to Round Cover & Frame (SPPTE426D x 1)
Product Code CRS320X2R1C426DIn stock£27.66 £33.19 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 2 x 160mm Riser = 320mm High (SPPTE370D x 2) + 1 x Square to Round Cover & Frame (SPPTE426D x 1)
Product Code CRS320X2R2C426DIn stock£32.45 £38.94 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 3 x 160mm Riser = 480mm High (SPPTE370D x 3) + 1 x Square to Round Cover & Frame (SPPTE426D x 1)
Product Code CRS320X2R3C426DIn stock£37.24 £44.69 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 4 x 160mm Riser = 640 High (SPPTE370D x 4) + 1 x Square to Round Cover & Frame (SPPTE426D x 1)
Product Code CRS320X2R4C426DIn stock£42.03 £50.44 -
320mm Manhole Chamber x 2 x 110mm Inlets (SPPTE369D x 1) + 1 x 160mm Riser (SPPTE370D x 1) + 1 x Round Cover & Frame (SPPTE440D x 1)
Product Code CRS320X2R1C440DIn stock£27.66 £33.19 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 2 x 160mm Riser (SPPTE370D x 2) + 1 x Round Cover & Frame (SPPTE440D x 1)
Product Code CRS320X2R2C440DIn stock£32.45 £38.94 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 3 x 160mm Riser (SPPTE370D x 3) + 1 x Round Cover & Frame (SPPTE440D x 1)
Product Code CRS320X2R3C440DIn stock£37.24 £44.69 -
320mm Manhole Chamber x 2 Inlet (SPPTE369D x 1) + 4 x 160mm Riser (SPPTE370D x 4) + 1 x Round Cover & Frame (SPPTE440D x 1)
Product Code CRS320X2R4C440DIn stock£42.03 £50.44 -
320mm Manhole Chamber 5 Inlet (SPPTE369/5D x 1) + 2 x 160mm High Risers (SPPTE370D x 2) + 1 x 35kn 320mm Recessed Cover (SPPTE372 x 1)
Product Code CR2C320372In stock£66.84 £80.21 -
320mm Manhole Chamber 5 Inlet (SPPTE369/5D x 1) + 2 x 160mm High Risers (SPPTE370D x 2) + 1 x 35kn 320mm Recessed Cover 46 Deep (SPPTE459 x 1)
Product Code CR2C320459In stock£92.52 £111.02 -
320mm Manhole Chamber 5 Inlet (SPPTE369/5D x 1) + 2 x 160mm High Risers (SPPTE370D x 2) + 1 x 320mm 35kn Square Cover (SPPTE480 x 1)
Product Code CR2C320480In stock£48.86 £58.63 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 1 x 235mm High Riser & Seal (SPPTE363D+S x 1) + 450mm 10T Recessed Cover (SPPTE368 x 1)
Product Code CRS1C450T10In stock£77.40 £92.88 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 2 x 235mm High Risers & Seals (SPPTE363D+S x 2) + 450mm 10T Recessed Cover (SPPTE368 x 1)
Product Code CRS2C450T10In stock£85.94 £103.13 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 3 x 235mm High Risers & Seals (SPPTE363D+S x 3) + 450mm 10T Recessed Cover (SPPTE368 x 1)
Product Code CRS3C450T10In stock£94.48 £113.38 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 4 x 235mm High Risers & Seals (SPPTE363D+S x 4) + 450mm 10T Recessed Cover (SPTE368 x 1)
Product Code CRS4C450T10In stock£103.02 £123.62 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 4 x 235mm High Risers & Seals (SPPTE363D+S x 4) + 450mm 35kn Square Cover (SPPTE436C x 1)
Product Code CRS4C450436CIn stock£89.20 £107.04 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 1 x 235mm High Riser & Seal (SPPTE363D+S x 1) + 450mm 35kn Round Cover (SPPTE365 x 1)
Product Code CRS1C45035In stock£44.15 £52.98 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 2 x 235mm High Risers & Seals (SPPTE363D+S x 2) + 450mm 35kn Round Cover (SPPTE365 x 1)
Product Code CRS2C45035In stock£52.69 £63.23 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 3 x 235mm High Risers & Seals (SPPTE363D+S x 3) + 450mm 35kn Round Cover (SPPTE365 x 1)
Product Code CRS3C45035In stock£61.23 £73.48 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 4 x 235mm High Risers & Seals (SPPTE363D+ S x 4) + 450mm 35kn Round Cover (SPPTE365 x 1)
Product Code CRS4C45035In stock£69.77 £83.72 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 1 x 235mm High Riser & Seal (SPPTE363D+S x 1) + 450mm 35kn Square Cover (SPPTE436C x 1)
Product Code CRS1C450436CIn stock£63.57 £76.28 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 2 x 235mm High Risers & Seals (SPPTE363D+S x 2) + 450mm 35kn Square Cover (SPPTE436C x 1)
Product Code CRS2C450436CIn stock£72.11 £86.53 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 3 x 235mm High Risers & Seals (SPPTE363D+S x 3) + 450mm 35kn Square Cover (SPPTE436C x 1)
Product Code CRS3C450436CIn stock£80.66 £96.79 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 1 x 235mm High Riser & Seal (SPPTE363D+S x 1) + 450mm 35kn Pedestrian Square Cover (SPPTE436D x 1)
Product Code CRS1C45015In stock£47.95 £57.54 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 2 x 235mm High Risers & Seals (SPPTE363D+S x 2) + 450mm 35kn Pedestrian Square Cover (SPPTE436D x 1)
Product Code CRS2C45015In stock£56.49 £67.79 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 3 x 235mm High Risers & Seals (SPPTE363D+S x 3) + 450mm 35kn Pedestrian Square Cover (SPPTE436D x 1)
Product Code CRS3C45015In stock£65.03 £78.04 -
450mm Manhole Chamber 4 x 110mm Inlets (SPPTE362D x 1) + 4 x 235mm High Risers & Seals (SPPTE363D+S x 4) + 450mm 35kn Pedestrian Square Cover (SPPTE436D x 1)
Product Code CRS4C45015In stock£73.57 £88.28
