Polylok risers hold their shape, are stackable, screw together, and are water and airtight. Structural ribs inside prevent frost from adhering to the riser in frost prone areas.
Tired of digging to access your system? We've got you looked after!
Have plastic?
- Plastic Risers
- Plastic Replacement Lids
Have concrete but want to switch to plastic?
- Universal adapter plate
- 20" adapter ring
- 24" adapter ring
Adapter ring accepts either 20" or 24" Riser
- Covers up to 25" square opening
Polylok 20" safety screen
C$36.00Price
Excluding Sales Tax