Low profile lid is 1/2″ high, Will fit new ADS 24″ (23.5″) and old ADS 24″ inside diameter double wall corrugated pipe, Structural foam High Density
24″ Premium Low Profile Septic Tank Riser Lid
Aero-Stream 24 in. x 6 in. Septic Tank Riser Pipe with Safety Barrier 102596 - The Home Depot
Polylok 3008-RC Septic Tank Riser Cover, 24-Inch, Green, Pump Accessories - Canada
Septic Tank Riser Kits & Components
AS-R16 Septic Tank Riser kit - 23.5 Diameter X 16
Aero-Stream Septic System Saver - 50 ft. Air Line Extension Kit 100297 - The Home Depot
24″ Low Profile Septic Tank Cover for Corrugated Pipe : : Tools & Home Improvement
Includes: Base flange, safety barrier, riser cover, mounting fasteners, and sealant Plastic adapter ring is 30.25″ x 30.25″ with a 22.5 riser ring
Septic Tank Riser Kit without Pipe
24″ Low Profile Septic Tank Cover for Corrugated Pipe : Tools & Home Improvement
Aero-Stream 23.5 In. Diameter X 7 In. Septic Tank Riser Kit in the Septic Accessories department at
Aero-Stream 23.5 in. Dia x 19 in. Septic Tank Riser Kit 101977 - The Home Depot
Aero-Stream Septic Tank Riser Kit without Pipe 102546 - The Home Depot
Riser Pipe - Aero-Stream® LLC
Riser Extension Kits (For Existing Risers) - Aero-Stream® LLC
How to install septic tank risers - DIY and Save!