40 in. Round Manhole Ring
PRO-RING™ 40 in. Round Manhole Ring
Frequently Purchased Together
Product Details
Product Details
- Pro-Ring™ is the only manhole grade adjustment system made from expanded polypropylene (EPP)
- Pro-Ring™ products provide a proven alternative to concrete grade or adjustment rings and is the most advanced concrete ring alternative manhole grade adjustment system available anywhere
- EEP is known for its ability to stand up to the harshest of conditions without damage or deformity for many years
- Installed on tens of thousands of manholes and catch basins throughout the U.S. and Canada, these lightweight rings are renowned for their exceptional strength-to-weight ratio, durability, chemical resistance and long service life under the most demanding conditions
Specifications
- AASHTO:
- AASHTO HS-20, AASHTO HS-25, AASHTO M-306
- ASTM:
- ASTM C-1244, ASTM C-969, ASTM D-3575, ASTM D-4819 2013, ASTM E-84 Class A
- Application:
- Automotive
- Collection:
- PRO-RING™
- Diameter:
- 40 in
- Diameter - Inside 1:
- 27 in
- Height:
- 6 in
- Material:
- Plastic
- Material Type:
- Polypropylene
- Product Type:
- Grade Ring
- Size:
- 40 in x 27 in x 6 in