Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (21 Gallon & 30 Gallon) | RV Water Holding Tanks

Price: $226.99

As of 2026-01-27 22:25:27 UTC (more info)

Product prices and availability are accurate as of 2026-01-27 22:25:27 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com at the time of purchase will apply to the purchase of this product.

Availability: In Stock

Click and Choose Options

Buy Now from Amazon

In Stock

Product Information (more info)

See All Customer Reviews
View Product Details

CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. THIS CONTENT IS PROVIDED 'AS IS' AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.

Product Features

Combo Pack of RV Fresh & Gray Water Tanks, 21 Gallon & 30 Gallon Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - BPA FREE - NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Gray Water Storage

NSF Certified MATERIALS used for manufacturing process -- ALL PARTS of tank made with NSF International NSF/ANSI Std 61 approved Medium Density Polyethylene (MDPE) Resin with UV-8 stabilization -- The tank and fittings are both made out of this material.

TANKS BUILT-IN FITTINGS: (TWO) 1.5" Balloon Style Threaded Female NPT Standard - fitting will be closed, to use remove inner membrane with razor knife (TWO) .5" Threaded Female NPT Standard - open fitting, unsealed

21 Gallon Tank measurements - 34" x 9" x 16" (+/- .25")

30 Gallon Tank Measurements - 34.5" x 17.5" x 12" (+/- .25")