Topp Industries offers sewage, sump and wastewater basins, covers and accessories.
Topp fiberglass, polyethylene and structural foam basins, septic tank risers and lift stations.
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TOPP Septic Tank Risers, Covers and Accessories
Designed to fit new and retrofit older concrete septic tanks
Septic tank risers, covers, septic tank lids, wastewater tank covers, septic tank risers extension and septic tank accessories.

TOPP corrosion-resistant polyethylene septic tank risers eliminate the need to cut tubing from awkward lengths. Risers are available in 24” and 6” heights for bolt-on or concrete cast-in work. 6-inch septic tank risers extensions are also available. Risers and extensions are lightweight and UPS shippable. Our popular fiberglass cover securely fits TOPP poly risers and extensions. Don’t sell yourself, your workers, or your customers short. Ask about our riser and extension design features, as well as our septic tank accessories including septic tank lids and wastewater tank covers. Save time, money and productivity.


Septic Tank Risers

  • Easy installation – simply bolt into position or pour concrete around
    the durable flanged base.
  • Tapered, lightweight construction
    for convenient stacking and
    reduced shipping costs.
  • Four built-in, recessed side
    pockets for easy handling of
    pipes and other penetrations.
  • Installation mounting kits available.

Septic Tank Lids

  • Strong lightweight and durable with a non-skid surface
  • Pre-drilled bolt holes for quick and easy assembly
  • Attached, reusable, special rubber gasket that eliminates groundwater leakage
  • Fits Topp’s poly septic tank risers and Ultra-Rib, spiral and poly tubes
  • Mounting bolts included
  • Can be customized with your company name & logo

Septic Tank Accessories

  • Polyethylene & fiberglass septic riser gasket packs
  • Polyethylene pump chambers
  • Pipe grommets, pipe grommet inlet hub
  • Flexible boot fittings
  • Electric cord grips
  • Stainless steel float brackets
  • Junction boxes
  • Threaded couplings

NEW! View Non-Skid, Fiberglass Septic Riser Cover Literature:
Click here to see Non-Skid, Fiberglass Septic Riser Cover Literature

View Septic Risers, Covers & Accessories Product List:
Call 800-354-4534 for pricing.

• Click here to view the Product List (pdf)

View Septic Risers and Septic Riser Covers Literature:
Click here to see Septic Risers and Covers Literature

View Septic Risers and Septic Riser Cover CAD Drawings:
Click here to see all CAD drawings for this area

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TOPP Industries, Inc. · P.O. Box 420 · 420 N State Road 25 · Rochester, IN 46975
Toll Free: (800) 354-4534 · (574) 223-3681 · Fax: (574) 223-6106

© 2015 TOPP Industries, Inc. All rights reserved.

Member of Submersible Wastewater Pump Association.
National Association of Waterproofing and Structural Repair Contractors

Submersible Water Pump Association Sump and Sewage Pump Manufacturers Association