Forum Discussion

myredracer's avatar
myredracer
Explorer II
Sep 15, 2018

Total holding tank volume for two gray tanks? UPDATE

I had to pull down the underbelly coroplast recently due to an overflowing toilet. (:M) I found that the gray tank for the bathroom is 20 gallons (per sticker on the tank). The printed factory br...
richardcoxid's avatar
richardcoxid
Explorer
Sep 15, 2018
There are 231 cu/in per gal liquid. If you can still get to the tanks, measure the L, W and D in inches, multiply the 3 numbers together divide the product by 231, the answer is the number of gallons capicity!

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,191 PostsLatest Activity: Jan 19, 2025