My WW has (2) 50 gal fresh tanks. They are ABS and joined by 1 1/2 (?) hard pipe. I have a leak caused by the 2 tanks being joined by the hard pipe that I fixed with Plasti-mend. The flexing between t...
This might be worth a call to the So Cal RV Doctor, a lot of WW owners rave about them. I can't comment from personal experience, just reading the posts about them over the years.