Extension Risers for 15 to 50 GPM grease interceptors, as an extension for below ground installations. With their modular design, risers can be stacked on top of the interceptor to adjust the finish height of the cover relative to the floor. They can be cut to height on site using common tools and offer up to 6" (max.) of height adjustment per riser. We recommend not exceeding 3 risers (18" max.) per installation to maintain reliable access to internal components of the interceptor requiring regular maintenance. Installation instructions provided. See chart below for compatibility.
Injection molded in engineered thermoplastic, that will not corrode, chip or peel, even under the most severe applications
Each riser provides 1.5 to 6 of height adjustment (cut to suit)
Stack up to three (3) risers per installation to maintain access
Supplied with stainless steel screws for installation
Molded guide lines included to assist with cutting accuracy
Cut-to-length on site for installation flexibility and flush to grade installation
Extension Risers for 15 to 50 GPM grease interceptors, as an extension for below ground installations. With their modular design, risers can be stacked on top of the interceptor to adjust the finish height of the cover relative to the floor. They can be cut to height on site using common tools and offer up to 6" (max.) of height adjustment per riser. We recommend not exceeding 3 risers (18" max.) per installation to maintain reliable access to internal components of the interceptor requiring regular maintenance. Installation instructions provided. See chart below for compatibility.
Injection molded in engineered thermoplastic, that will not corrode, chip or peel, even under the most severe applications
Each riser provides 1.5 to 6 of height adjustment (cut to suit)
Stack up to three (3) risers per installation to maintain access
Supplied with stainless steel screws for installation
Molded guide lines included to assist with cutting accuracy
Cut-to-length on site for installation flexibility and flush to grade installation
Extension Risers for 15 to 50 GPM grease interceptors, as an extension for below ground installations. With their modular design, risers can be stacked on top of the interceptor to adjust the finish height of the cover relative to the floor. They can be cut to height on site using common tools and offer up to 6" (max.) of height adjustment per riser. We recommend not exceeding 3 risers (18" max.) per installation to maintain reliable access to internal components of the interceptor requiring regular maintenance. Installation instructions provided. See chart below for compatibility.
Injection molded in engineered thermoplastic, that will not corrode, chip or peel, even under the most severe applications
Each riser provides 1.5 to 6 of height adjustment (cut to suit)
Stack up to three (3) risers per installation to maintain access
Supplied with stainless steel screws for installation
Molded guide lines included to assist with cutting accuracy
Cut-to-length on site for installation flexibility and flush to grade installation
If your company has a corporate account, you can take a screenshot of your cart and email your order directly to us. Please be sure to include your shipping address.
Not sure what to order? Not sure what size you need?
Call for help: 908-236-0277
Testimonial
Clinton Station Diner Clinton, NJ
The Clinton Station Diner uses grease traps and GDRU's (garbage disposal replacement units) from Drain-Net.
Need help? 908-236-0277 
