450mm Inspection Chamber
450mm Inspection Chamber

Polydrains 450mm inspection chamber complies with the following standards and building regulations:
• BS EN 13598: 2010
• Building Regulations Part H (Maximum invert depth of 1.2m)
Features & Benefits

450mm DIA Inspection
Chamber Base
- Supplied with four easy fit bungs to block off unused outlets.
- Total depth can be up to 1.2m using R450.
- Channel size 110mm

450mm DIA Inspection
Chamber Base - 160mm
- 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

450mm DIA Chamber
Riser
- Supplied with a Sealing ring (S450).
- Ribbed design on Riser increases product durability.

450mm DIA Secured
Round Cover & Frame
- Dual locking facility.
- Ideal for tarmac, grass or gravel areas subject to pedestrian footfall only.
- 1.5kn load rating classification. Enhanced slip resistant tread pattern.

450mm DIA Secured
Square Cover & Frame
- Dual locking facility.
- Ideal for paved areas subject to pedestrian footfall only.
- 1.5kn load rating classification. Enhanced slip resistant tread pattern.
Dimensional
Guide
450mm Inspection Chamber
All Polydrain manufactured products meet requirements of EN13598-1:2010

450mm DIA Inspection Chamber Base
DIA - 450mm
Effective Height - 238mm
Channel size - 110mm
Code - MB450

450mm DIA Inspection Chamber Base 160mm
DIA - 450mm
Effective Height - 305mm
Channel size - 160mm
Code - MB160

450mm DIA Chamber Riser
DIA - 450mm
Effective Height - 235mm
Code - R450

450mm DIA Secured Round Cover & Frame
DIA - 450mm
Code - RCF450
