classAcustoms | RV Fresh and Gray Water Tank | Combo Pack (33 Gallon & 40 Gallon) | RV Water Holding Tanks

FRESH/DRINKING WATER SAFE – MADE IN THE USA by Class A Customs using NSF Certified Materials Tank & fittings made from DOW NSF International NSF/ANSI Std 61 approved Medium Density Polyethylene (MDPE) Resin SEAMLESS One-piece construction, no seams to burst COLOR Creamy White you can see waterline through tank. OEM PART No retail box - no install instructions Have a certified technician install all parts to prevent product damage and personal injury PREPARATION Tanks are made in a warehouse clean each tank prior to use to remove any debris, scuffs or marking from the manufacturing process. TANK MUST BE VENTED allowing air in and out when in use. *DO NOT PRESSURIZE TANK* do not make a sealed connection from garden hose directly to tank damage will occur. DO NOT over-tighten fittings damage will occur. MOUNTING & BRACING Place tank on level surface and brace to prevent tank from moving during transit. DO NOT hang tank by straps. DO NOT place weight on tank. FOOD VENDORS - BEFORE PURCHASING - Verify all requirements with health department where inspection will be made.

• Combo Pack (ONE) 33 Gallon & (ONE) 40 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
• NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
• 33 and 40 GALLON EACH TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.
• 33 GALLON TANK MEASUREMENTS 36” x 12” x 17.75” -Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32” +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
• 40 GALLON TANK MEASUREMENTS 39.5” x 13” x 18” -Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32” +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)