RV Holding Tanks

Forty-three gallons does not appear in anyone's marketing plan - it appears when a mold is cut to fill a specific coach cavity to the brim. The 88H is that kind of tank: the lone 43-gallon shell in...

Ronco fields five different 45-gallon holding shapes - the deepest bench at any capacity in its waste line - and the 83H anchors it. Five molds at one volume is what almost fifty years of cutting...

The 87H is the heavy-wall option in Ronco's five-shape 45-gallon holding bench: 41 lb of polyethylene before any waste goes in, the most material of the group. For a tank that will spend its life...

The 103H is the heavyweight of Ronco's four 40-gallon holding shells - 50 lb of polyethylene before a drop of waste goes in, against 28 to 33 lb for its capacity twins. Ronco molds the same volume in...

Lay a sheet of plywood flat and you have roughly the idea: the 3H spreads 35 gallons across a 64 x 32 inch footprint at just 8 inches tall, the widest, flattest holding tank in this stretch of...

Ronco molds four different 35-gallon holding tanks, and the reason is simple: no two coach floors are framed alike. The 90H is one of those four shapes - same 35-gallon capacity, its own footprint...

At 27 lb of shipping weight for 35 gallons of capacity, the 93H is the lightest of Ronco's four 35-gallon holding shells - a real consideration when the tank is going into a trailer where every pound...

The 97H sits near the top of Ronco's holding range: 47 gallons of gray/black capacity, with only the 48 and 50 gallon shells above it. This is extended-boondocking territory - a waste tank sized so...

A 39 lb molding that will carry roughly 400 lb of waste: that ratio is the whole argument for rotomolded polyethylene, and the 92H is Ronco Plastics' 48-gallon RV holding tank in one of two shapes...

When a family of six dry-camps for a long weekend, the holding tank is what ends the trip early. The 91H is the answer at the top of Ronco Plastics' RV waste line: 50 gallons, the largest holding...