I'd like to say it works but I didn't see (felt) any difference between before and after on the black tank valve. But. how it is. We have been using Thetford chemicals for a long time - this is the first disappointment.
π Protective 4" Square Rubber Bumper Plug End Cap Cover for RVs, Campers & Trailers - Pack of 2
9 Review
π Flexible and Durable White Butyl Tape for RV/Mobile Home Repairs - 1/8 inch x 1 inch x 30 feet (Single Roll)
9 Review
ποΈ RV Cover Saver: Gutter Spout Protection System Shields Your RV Cover
9 Review
EternaBond Mobile Sealant Repair Authentic
9 Review
12V DC Electric Trailer Jack - 2000Lb Lift Capacity With Hard-Wire Connection
12 Review
Protect Your RV With LATCH.IT Shade: 7'X9' Zippered Screen Awning For Ultimate Wind Protection And Privacy.
15 Review
Lippert Solid Stance RV Step Stabilizer Kit For 5Th Wheels, Travel Trailers And Motorhomes
20 Review
πͺ Upgraded RV Screen Door Slider Panel with Easy-Push Knob Opener
10 Review