Thetford 96527 Blaster Holding Tank Cleaner Pouches, 1.6 oz., White (Pack of 4)
- The first 2-in-1 tank cleaner specifically formulated for black/gray water and portable tanks.
- Cleans overnight - then just dump and go.
- Micro-foam action improves surface contact to vertical tank walls.
- Active enzymatic blend blasts crud and attacks tissue, waste, and grease.
- Formulated safe for RV/Marine tanks, plumbing, seals and surfaces.