Molded - Double Wall

Molded double wall tanks are designed for stringent environmental concerns and codes. Designed for storage of hazardous liquids, double wall tanks utilize a primary inner tank and a secondary, locked-on outer tank to prevent leakage and contamination. The outer containment of the double wall tank complies with federal capacity requirements.

Standard Sizes

50 gallons - 8,700 gallons

Sizes and materials are brand specific. Click on a manufacturer below for available products. Please contact Aetna Plastics for pricing information.

For a Resin Selection Guide and Typical Properties, go to our Molded Plastic Tanks page.


  • Size Range: 50 to 6,000 gallons
  • Materials: HDPE
Poly Processing
  • Size Range: 55 to 8,700 gallons
  • Materials: HDPE, XLPE
Den Hartog - Ace-Roto Mold
  • Size Range: 65 to 6500 gallons
  • Materials: Linear LDPE With UV Stabilizers