PolyJohn’s plastic Holding Septic Tanks are designed with extremely durable plastic with heavy duty, thick wall construction. The holding tank includes multiple ports to accomodate multiple plumbing configurations and is easily setup for use with rubber couplers and clamps.

The Holding Tank is a critical when indoor plumbing isn’t available and bulk waste storage is necessary. 

PolyJohn’s Holding Tank is an essential piece of equipment for long-term portable restroom rentals such as an outdoor rest area or a multi-day special event. 

The Holding Tank is ideal under job site trailers, RV’s, emergency relief effort camps or anywhere a reliable, clutter-free, outdoor waste storage is needed.

Features:

• Choose 250 gallon or 300 gallon sizes.
• Available in Gray or Natural colors.
• The natural color reveals the fluid level from a distance which is a requirement in certain states.
• Heavy duty thick wall construction, ideal for bulk waste storage under trailers on job sites.
• No threaded or cemented joints; accepts Fernco® rubber couplers and clamps.
• 3 inch fitting size.

Above Ground Portable Septic Holding Tank dimensions (inches):

• 250 Gallon: 72 inches L x 48 inches W x 18 inches H / 110 pounds
• 300 Gallon: 95 inches L x 53.5 inches W x 16 inches H / 130 pounds

PolyJohn Holding Tank Manuals:

• 250 and 300 gallon manual

Additional Options:

• Check other Septic Tanks for Sale, 250 Gallon Septic Tank or 300 Gallon Septic Tank options.