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Window Cleaning Forum / Re: EV Van Drivers, give us an update…
« Last post by ֍Winp®oClean֍ on Yesterday at 07:17:42 pm »You just need to fit a non-return valve on the tank outlet. Cost about a fiver and pretty much eliminates air ingress! I've been using one for years. 👍
That doesn’t work when the vans parked up hill and the water level is below the water outlet , I found this to be the main issues with a flat tank.
Errrrrr.... Obviously! But it does prevent air ingress from the water movement when the level drops to a low point.
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