Risers allow easy access from the surface to tanks installed underground. Risers must be secured and sealed to the top of the tank to prevent the intrusion of run-off or ground water. Riser lids should
Risers allow easy access from the surface to tanks installed underground. Risers must be secured and sealed to the top of the tank to prevent the intrusion of run-off or ground water. Riser lids should project a few inches above the ground surface to prevent debris entering the tank when opened. Lids must be screwed down at all times. We offer three options for risers:
PREMIER Molded Riser
Riser21/31 and Lid – Fixed height 21″, outside diameter 31″. Can be stacked for greater depths. Access lid supplied with tank can stay in place for added security.
Nominal diameters 20″ and 24″. Riser height in 6″ increments. 6″ and 12″ vertical sections. Adapter ring for securing to top of tank. Regular or heavy duty cover lid. Access lid supplied with tank can stay in place when using 24″dia. risers.
Nominal diameter 24″. Riser height in 1″ increments. Cut length to suit. Secure to neck at tank access opening. PolyLok 24″ adapter ring with PolyLok regular or heavy duty lid. Discard access lid supplied with tank.
Risers must be properly screwed and sealed to tank surface using either or both:
Perfect Seal Tape
PERFECT SEAL Foam tape – impregnated and compressible.
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