Zilmet

Zilmet Products 1

Zilmet Boilers

Zilmet provides high-quality components that improve heating system efficiency and reliability. Their products, including energy-efficient boilers, durable expansion tanks, and safety valves, cater to both residential and commercial needs, ensuring consistent performance and extending system lifespan.

Zilmet Product 2

Zilmet Water Heaters

Zilmet water heaters provide efficient and reliable hot water solutions for homes and businesses, featuring durable, high-performance technology. Their range includes both tank and tankless models, prioritizing quality and innovation with minimized energy use.

Zilmet Product 3

Zilmet Plumbing

Zilmet plumbing valves provide optimal performance and reliability, made from high-quality materials for durability and precision. They effectively regulate flow and pressure, ideal for both residential and commercial plumbing.


167 Products
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  • Zilmet ZHT200 52.8 Gal Hydronic Tank 3/4'' NPT Connection
    MSRP: $1,497.46
    $554.79
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  • Zilmet ZSP105 27.7 Gal Solar Plus Tank 1'' NPT Connection
    MSRP: $911.92
    $502.49
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  • Zilmet ZHT150 39.6 Gal Hydronic Tank 3/4'' NPT Connection
    MSRP: $1,206.50
    $454.53
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  • Zilmet VSG105 Temperature Reducing Pre-Vessel 27.7 Gal Solar Expansion Tank, Two 1'' NPT
    MSRP: $695.06
    $394.93
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  • Zilmet ZSP80 21.1 Gal Solar Plus Tank 1'' NPT Connection
    MSRP: $619.92
    $327.79
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  • Zilmet ZHP202 21.1 Gal Hydro-Plus Thermal Expansion Tank, 1 in Connection, Carbon Steel, Epoxy, Almond
    MSRP: $1,417.28
    $277.63
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  • Zilmet ZS12 3.2 Gal Stainless Steel Tank 3/4'' NPT Connection - Nsf61 Certified
    MSRP: $567.30
    $262.09
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  • Zilmet ZSP50 13.2 Gal Solar Plus Tank 3/4'' NPT Connection With Feet
    MSRP: $484.32
    $261.49
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  • Zilmet ZHP200F Floor Mounted Thermal Expansion Tank 1" NPT Connection, Butyl/Carbon Steel/Stainless Steel, Epoxy Powder-Coated, Almond
    MSRP: $1,091.84
    $256.79
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  • Zilmet ZU0006 1-1/4'' Swt Microbubble Deaerator
    MSRP: $870.00
    $250.59
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  • Zilmet ZHT80 21.1 Gal Cal Pro Hydronic Expansion Tank 3/4" Connection
    MSRP: $611.36
    $246.68
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  • Zilmet ZHP200BH 13.2 Gal Horizontal With Pump Bracket 1'' NPT Connection Well Tank
    MSRP: $1,270.92
    $246.32
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Founded in 1955 by Ugo Benettolo, Zilmet has become a global leader in expansion tanks, heat exchangers, and plumbing products. With over 500 employees and an annual production capacity of 8 million pieces, Zilmet operates in Italy, France, Germany, Great Britain, the United States, and China. Zilmet’s U.S. operations, established in 2012, are based in North Kingstown, Rhode Island.

At Zilmet, we focus on innovation, quality, and customer satisfaction. Our products meet high standards of performance and reliability for both residential and commercial use. We strive to improve and advance the business with simplicity and balance.

Zilmet, established in Italy in 1962, is among the oldest and largest expansion tank manufacturers globally. As an ISO 9001 certified company, Zilmet produces over 7 million expansion vessels, pressure tanks, and plate heat exchangers annually, with branches and distribution worldwide. With its North American headquarters in East Greenwich, Rhode Island, Zilmet is introducing new products for the hydronic, water systems, and solar industries into North America.