Elkhart Plastics

45 Gallon RV Holding Tank 56" x 27" x 9" Elkhart Plastics EPI 4793

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  • 45 Gallon RV Holding Tank 56" x 27"  x 9" Elkhart Plastics EPI 4793
  • 45 Gallon RV Holding Tank 56" x 27"  x 9" Elkhart Plastics EPI 4793



What is important when selecting a holding tank to replace a failing one on your RV? Strength and dependability. This 45 Gallon RV Holding Tank offered by RecPro and manufactured by Elkhart Plastics delivers on these two requirements and more. Measuring 56” x 27” and 9” in depth with a wall thickness of 0.180", this holding tank is strong, durable, and free of impurities. The manufacturing process uses high-density plastic and utilizes a technique that creates a tank that meets high manufacturing and quality standards. This is one of the EPI tanks that is available by special order. Once the order is confirmed, there are no returns on special order products. Elkhart Plastics is the recognized industry leader in the development and manufacture of plastic tanks for the RV industry. When you order an EPI tank, you are getting the top of the line, and quality matters. That means less worries for you and more time to enjoy the RV lifestyle. Add an optional fittings kit to your order for $29.95 and the tank installation will be that much more secure. Ordering RecPro’s 45 Gallon Holding Tank 56” x 27” x 9” from Elkhart Plastics gives you quality, durability and the solution to a leaking or failing holding tank.

No Returns on Special orders


  • Material: Polyethylene
  • Compatible with fittings kit
  • Compatible with KIB gauges and miracle sensors
  • Black water holding tank
  • Made in USA

*Blank tank only - does not include intake or overflow port fittings. Fittings Kit is optional.*

Optional Fittings Kit Includes:

  • Three 1 1/2" grommets (requires 2 1/2" hole size)
  • One 3" Grommet (requires 4" hole size)
  • Three 1 1/2" ABS barbed coupler
  • One 3" ABS barbed coupler
  • Six Mini-Probe Tank Inserts (sensors)
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