Duda Energy 85% Food Grade Phosphoric Acid - Choose from a Variety of Sizes (1 Gallon)
4.8(197 reviews)
Pros & Cons
Pros
- Food-grade SUS 304-2B inner tank construction
- Polyurethane foam insulation, R-value 12.5
- 66 ft TU1 red copper internal coil
- 3/4" NPT water ports with included fittings
Cons
- Listing specs describe the tank, not usage details
- Connections require NPT plumbing fittings
Our Rating
4.8/5
197 reviews
Check priceIndependently reviewed
Updated Jul 2026
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