
320 Inspection Chambers
Kayflow bases, risers, lids and frames are manufactured from 100% polypropylene. All installations should conform to building practices as laid down by the relevant local authority.
320 Inspection chambers can be installed to a maximum depth of 600mm and all outlets are 110mm.
Ensure silicone sealant is used to fit the first riser to manhole base and in subsequent riser-to-riser jointing.
Download the Kayflow Product Guide to view our full range. Need a Stockist? Call us on 01827 317269

Complete System
1 x Main Entry
2 x 45º Entries
2 x Blanking Plugs
Max. Depth 600mm
All Sockets 110mm
The image shows the full Inspection Chamber; elements of this system need to be ordered separately and are listed below with the relevant codes.
320 Square Lid Adaptor
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| UG1013 | |
- | 1 | |
| BUG1013 | |
- | 20 |
320 Manhole Cover & Frame (round)
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| 1.5tonne/15kN loading | UG1000 | |
- | 1 |
| 1.5tonne/15kN loading | BUG1000 | |
- | 54 |
320 manhole cover and frame (square)
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| 1.5tonne/15kN loading | UG2000 | |
1 | |
| 1.5tonne/15kN loading | BUG2000 | |
54 |
320 Riser
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| UG1002 | |
- | 1 | |
| BUG1002 | |
- | 99 |
Riser Seals for 320 Base
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| UG108 | |
- | 10 | |
| BUG108 | |
- | 150 |
320 Manhole Base
| Code | Colour Options | Size | Pack Qty | |
|---|---|---|---|---|
| UG1004 | |
- | 1 | |
| BUG1004 | - | 56 |
Technical Information & Support
We provide a range of useful technical information to support you with your construction projects, in addition to the Kayflow Product Guide. If you are looking for support of any kind, please head over to our technical section or for further advice and more practical assistance, contact [email protected] or call 01827 317 200 to speak to a member of our specification team.
