Store Hours: 6AM - 10PM, 362 Days A Year! (989)879-1110
Christmas Eve: Open 6AM - 6PM - Closed Christmas




REG $ 14.99  SAVE $ 3.00

Thetford’s Tissue Digester is specially formulated to dissolve tissue build-up. The 100% biodegradable liquid works with both black and grey water tanks, on RVs or boats.

The Tissue Digester prevents build-ups and restores the operation in the drain lines and is safe for all waste treatment systems.


  • VERSATILITY: Thetford’s Tissue Digester is designed to work with RVs and boats
  • FUNCTIONALITY: Breaks up tissue-causing clogs and keeps drain lines clean and flowing free
  • UTILITY: Specially formulated to prevents build-ups on tank walls and drain lines
  • CONVENIENCE: Formulated to work with grey or black water tanks
  • SAFETY: Tissue Digester is 100% biodegradable, safe for all waste treatment systems
Website orders are processed Monday through Friday 7:00 a.m. through 4:00 p.m.

Orders after 3PM Friday cannot be filled until Monday.

We offer weight-based shipping through USPS and UPS delivery.
Standard: In-stock merchandise will normally arrive in 3-7 business days after the order is received. Orders are shipped via USPS or UPS.
Shipping and Handling charges subject to change without notice.
Weekends and U.S. holidays will delay delivery. Due to holiday mail volume, please allow for an additional 1 - 2 days for the delivery of your order.
All orders must be paid in U.S. cash or by credit card.

Due to weight, certain items you may need to contact us for shipping quote.

Please call: 989-879-1110 EXT# 6 for more information.

Click here to view our return policy.