Expansion Tanks

Upgrade your system with our top-of-the-line expansion tanks, built to ensure maximum efficiency and long-lasting performance for your water heater. Whether you're dealing with a thermal expansion tank, a pressure tank, or a bladder tank, we've got you covered with reliable solutions tailored to meet your specific needs.

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  • Zilmet ZSP12 3.2 Gal Solar Plus Tank 3/4'' NPT Connection

    Zilmet

    Zilmet ZSP12 3.2 Gal Solar Plus Tank 3/4'' NPT Connection

    • SKU #: ZILZSP12
    • MPN #:
    MSRP: $174.36
    $113.23
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  • Zilmet VSG12 Temperature Reducing Pre-Vessel 3.2 Gal Solar Expansion Tank, Two 3/4'' NPT
    MSRP: $181.16
    $110.28
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  • Zilmet ZS05 0.13 Gal Stainless Steel Tank 1/2'' NPT Connection
    MSRP: $229.30
    $105.30
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  • Zilmet VSG8 Temperature Reducing Pre-Vessel 2.1 Gal Solar Expansion Tank, Two 3/4'' NPT
    MSRP: $156.16
    $94.67
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  • Zilmet VSG5 Temperature Reducing Pre-Vessel 1.3 Gal Solar Expansion Tank, Two 3/4'' NPT
    MSRP: $148.40
    $88.90
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  • Zilmet ZS160 0.04 Gal Stainless Steel Tank 1/4'' NPT Connection
    MSRP: $182.76
    $85.87
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  • Zilmet ZHT50 13.2 gal in-line hydronic expansion tank with 3/4" Stainless steel NPT connection
    MSRP: $145.15
    $133.50
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  • Zilmet ZS18 4.8 gal in-line: Stainless steel expansion tank with 3/4": Stainless steel NPT connection
    MSRP: $960.68
    $427.91
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Maximize Water Heater Efficiency with Expansion Tanks

Did you know that adding an expansion tank to your water heater system can significantly improve its efficiency and extend its lifespan? When water heats up, it expands, creating extra pressure in your plumbing system.

Without the right solution, this pressure can strain your pipes, fixtures, and even your water heater itself. That’s where a thermal expansion tank or pressure tank comes in. These tanks absorb the excess water pressure, protecting your system and ensuring smoother operation. At Plumbing Deals, we offer a carefully curated selection of hydronic, bladder tank, vertical, horizontal, and floor-mounted tanks, tailored to meet a variety of system needs.

The Right Expansion Tank for Every Water Heater System

Choosing the right expansion tank isn’t just about compatibility—it’s about optimizing performance and comfort. For example, a bladder tank is ideal for systems that need precise pressure control, while hydronic and thermal expansion tanks are perfect for managing temperature changes in your water heating system.

Our range includes vertical, horizontal, and floor-mounted tanks, providing options that fit seamlessly into any setup. By investing in the right tank, you not only protect your water heater but also enhance energy efficiency, which can save you money in the long run.