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Jake's Keystone · 03-27-2023, 04:20 PM

This is what I use to flush all my tanks, even the black tank that has the flush connection. I also sometimes add a bit of Calgon and let it soak over night.
https://www.amazon.com/Valterra-Degr...s%2C182&sr=8-4

03-27-2023, 04:20 PM	#3
Jake's Keystone Member Join Date: Jan 2022 Location: Clifford Posts: 44	This is what I use to flush all my tanks, even the black tank that has the flush connection. I also sometimes add a bit of Calgon and let it soak over night. https://www.amazon.com/Valterra-Degr...s%2C182&sr=8-4 __________________ Pat... 2022 GMC Sierra HD AT4 2022 Cougar 3169RLS New and Traded