Heating and Cooling› Overflow Tanks and Catch Cans

C.ROTO MOLDG

HOLDING TANK 74GAL

$497.80

SKU: C05W H-458

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Custom Roto-Mold 74 Gallon RV Holding Tank (Part# H-458 [OR]) is a rotationally molded, seamless tank for mobile wastewater or potable water storage in RVs, trailers, food trucks, and off-grid systems. It has a tall-profile for vertical space efficiency, uses FDA-compliant polyethylene resin for potable water, and features heavy-duty construction to withstand vibration, road impact, UV rays, and extreme temperatures. Ships blank for custom fitting setups.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandC.ROTO MOLDG
Part NumberC05W H-458

Videos

RV Tank Repair

RV Tank Repair
How To Install Uniseal Fittings on a Marine or RV Water Holding Tank

How To Install Uniseal Fittings on a Marine or RV Water Holding Tank
Our RV Fresh Water Holding Tank Cracked - I Replaced it With a New RecPro Fresh Water Holding Tank

Our RV Fresh Water Holding Tank Cracked - I Replaced it With a New RecPro Fresh Water Holding Tank

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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