Head-O-Matic Shock Treat
Use twice a season, spring and fall, to descale and whistle clean walls and ceilings of black waste and grey water holding tanks. Good for your boats and RVs.
- Easy to use, non staining, freshens entire system
- Helps keep sensors and hoses clear
- Biodegradable (campgroound safe to use)
- Non Formaldehyde
- Treats up to 60 gallon (24 L) tanks
- Quickly solves midseason malodour problems