Septic Tanks

Insulation Plugs

Insulation plugs are an ideal way to help keep frost from crawling down your tank. 

  • 24” Insulation – R8 Plug for Concrete Extensions
  • 24” Insulation – R8 Plug for Ultra Rib Manhole
  • 30” Insulation – R8 Plug for Concrete Manhole
  • 30” Insulation – R8 Plug for Ultra Rib Manhole