Description
The Custom Roto-Mold 40 Gallon RV Holding Tank (Part# H-505) is engineered to meet the demanding requirements of mobile liquid storage for RVs, trailers, campers, and mobile sanitation systems.
Designed with a seamless, rotationally molded construction, this tank offers exceptional durability and outstanding resistance to cracks, chips, and ruptures. Built from FDA-approved polyethylene resin, it complies with FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring it is safe for potable water and waste storage applications.
Whether you're planning a custom build or replacing an existing tank, the H-505 provides long-lasting performance, reliability, and installation flexibility. For expert help, the Tank Superstore team is ready to assist with your project needs.
Key Features
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40-Gallon Capacity: Suitable for medium-size RVs, campers, or custom trailer setups.
 
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Rotationally Molded Design: Seamless, single-piece construction prevents leaks and structural failure.
 
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FDA-Compliant Resin: Safe for storing drinking water and approved waste types under federal standards.
 
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Ultra-Low Profile: Just 7.75" high—ideal for underfloor installations or shallow storage compartments.
 
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Durable Polyethylene Material: Withstands UV exposure, chemical contact, vibration, and road impact.
 
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Blank Tank Configuration: Ships without fittings, allowing for custom fitting locations.
 
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Lightweight Construction: Weighs 29 lbs, enabling easier transport and handling.
 
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Made in the USA: Built with high manufacturing standards and quality materials.
 
Specifications
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Product Type: RV Holding Tank
 
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Part Number: H-505
 
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Capacity: 40 Gallons
 
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Dimensions: 53" L x 34" W x 7.75" H
 
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Weight: 29 lbs
 
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Material: FDA-Compliant Polyethylene
 
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Wall Thickness: Approx. 0.25"
 
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Color: Natural (Translucent White)
 
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Fittings: Blank (No pre-installed fittings)
 
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Manufacturing Location: USA
 
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Application: Fresh, Grey, or Black Water
 
Shipping & Warranty
Ships FOB from Idaho (Zip Code: 83605), Freight Class 250. Liftgate delivery is available for residential or limited-access locations upon request.
Covered by a 1-Year Limited Warranty against defects in materials and workmanship under normal usage conditions.
Price Match Guarantee
If you find the 40 Gallon Custom Roto-Mold Holding Tank (H-505) listed at a lower price by an authorized retailer within 6 Months, we’ll match the price and refund the difference.
Contact: info@tanksupplydirect.com