Description
The Zilmet ZBTK01N-30 is a comprehensive boiler trim kit with a 4.8-gallon hydronic expansion tank, designed to simplify and enhance the installation and performance of hydronic heating systems. This all-in-one solution bundles essential components — including isolation valves, backflow prevention, boiler fill valve, microbubble deaerator, and the pre-charged expansion tank — for a streamlined boiler setup.
This kit is ideal for residential or small commercial boilers, giving you a ready-to-install package that reduces installation complexity and ensures proper system operation from day one.
Key Features
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Complete boiler trim solution: Includes all necessary fittings and devices (isolation valve, backflow preventer, fill valve, microbubble deaerator) plus a 4.8 gal expansion tank, so you don’t need to buy parts separately.
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3/4″ NPT connections: Standard connection size makes it compatible with many boiler models and simplifies installation.
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Stainless-steel construction: Durable and corrosion-resistant materials ensure longevity and reliability under typical boiler operating conditions.
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Pre-pressurized expansion tank (4.8 gallons): Helps maintain stable system pressure and accommodates water expansion as your system heats — crucial for preventing stress on boiler and piping.
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Factory-packaged & ready to install: Reduces complexity and time of installation by providing all boiler-trim components in one package.






