
ZFT8R Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $126.23 | Condition is New, Zilmet ZFT8R-15 2.1 Gallon Hydro Tank 1/2, FREE SHIPPING | 99.7% |
![]() | $126.24 | Condition is New, Zilmet ZFT8R-15 Flat Hydronic Wall-Hung Expansion Tank - 2.1 Gallon, FREE SHIPPING | ![]() |



The Zilmet ZFT8R 2.1 gal Flat Hydronic Tank is a compact and efficient solution for your hydronic heating system. Designed with a capacity of 2.1 gallons, this tank is perfect for supplemental heating or as a buffer tank for smaller spaces. The tank comes with a flat design, which allows it to be easily installed in tight areas, making it a popular choice for residential and commercial installations.
This Zilmet hydronic tank features a 1/2 NPT connection, ensuring a secure and reliable connection to your hydronic heating system. The 1/2 NPT threaded inlet and outlet make it compatible with various hydronic heating systems, allowing for flexible installation options. The tank's robust construction is made from high-density polyethylene material, providing resistance to corrosion and ensuring a long service life.
The ZFT8R 2.1 gal Flat Hydronic Tank also boasts several design features that enhance its functionality. These include an easy-to-read sight glass, which offers a clear view of the tank's water level, and a bottom drain that facilitates easy maintenance. The tank's insulation properties help maintain consistent water temperature, reducing energy waste and improving system efficiency.
With its compact design, dependable connection, and robust construction, the Zilmet ZFT8R 2.1 gal Flat Hydronic Tank is a reliable choice for any hydronic heating system. Whether you're looking to add supplemental heating or enhance system performance, this tank provides the reliability and efficiency you need.
The Zilmet ZFT8R 2.1 gal flat hydronic tank is a compact, indirect-fired water storage solution ideal for use with residential and light commercial heating systems. Here are the pros and cons of buying this model:
**Pros:**1. Compact Design: The ZFT8R has a small footprint, making it an excellent choice for installations where space is limited.
2. 1/2 NPT Connection: equipped with a 1/2 NPT connection which is a common thread size, simplifying installation and ensuring compatibility with various heating systems.
3. High-density Insulation: This tank comes with high-density insulation that minimizes heat loss and maintains water temperature, reducing energy consumption and enabling more efficient heating.
4. Durability: Zilmet tanks are known for their sturdiness, and the ZFT8R is no exception, thanks to its robust, corrosion-resistant construction designed to withstand years of usage.
5. Increased Energy Efficiency: By storing excess heat generated during off-peak hours, the ZFT8R can help reduce overall heating costs and save energy.
**Cons:**1. Small Tank Size: Compared to larger hydronic tanks, the 2.1 gallon capacity of the ZFT8R may not be enough for extensive heating requirements.
2. Additional Installation Costs: As with any hydronic tank, the cost of installation includes not just the price of the tank but also the labour and materials needed for the setup.
3. Risk of Condensation: Due to its indirect firing feature, the ZFT8R might create condensation, which could lead to extra maintenance and potential water damage if not addressed properly.
**Conclusion:**The Zilmet ZFT8R 2.1 gal flat hydronic tank presents a solution for those seeking compact, efficient storage for their residential or light commercial heating systems. Its small size, easy-to-install 1/2 NPT connection, high-density insulation, durability, and energy efficiency make it a worthwhile investment for those within the suitable capacity range. However, its smaller tank size and potential condensation risk are important considerations that should be taken into account.
**Recommendation:**When considering purchasing the Zilmet ZFT8R 2.1 gal flat hydronic tank, it's essential to evaluate your specific heating needs, primarily in terms of the required tank capacity and the availability of sufficient space for its installation. If the capacity fits your heating system and you have limited space, the advantages, such as energy efficiency, ease of installation, and robust build, can outweigh the potential drawbacks. This tank can be ideal for homeowners, small businesses, and those who desire a reliable, compact way to store heated water for their hydronic heating systems.
Details:
Great for tight installations. Welded mounting bracket and unique design allows for a quicker less expensive installation. Fully vertically integrated, designing and manufacturing all diaphragms internally. All tanks come with a welded mounting bracket and union connection double system check.
Zilmet has over 50 years of experience in manufacturing high quality diaphragm well tanks. Read our blog about boiler repair parts here. Produces over 5 million tanks and 1 heat exchanges annually. Zilmet flat hydronic wall hung expansion tank: features: perfect accessory to pair with a wall hung condensing boiler.
Allows for easier access to the boiler maintenance. Over 2 million square feet of production space.
specifications maxohvac:
- brand: Zilmet
- mpn: Zft8r
- part type: Tank
- psi: 43.5
offer maxohvac:
- in stock #: 2
- started: december 30, 2024
- options: ship-to-home
- availability: in stock
- prices: $126.23–$126.24
- item condition: New
- sold #: 21
seller maxohvac:
- # reviews: 12970
- city: walled lake, michigan
- rating: 99.3%
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- method: money back
- policy: returns accepted
- paid by: buyer
- time: 30 days
payments maxohvac:
- credit card: mastercard
- wallet: apple-pay
- other
shipping maxohvac:
- type: fixed
- service: standard
- class: standard
- transit: 4-8 days


