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Zilmet ZS18, 4.8 Gallon, Inline Stainless Steel Expansion Tank

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MSRP $840.00
Sale Price $420.00
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ZS18
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Zilmet has over 50 years of experience in manufacturing high-quality expansion tanks - It produces over 5 million tanks and over 1 million heat exchangers annually - Fully vertically integrated, designing and manufacturing all diaphragms and bladders internally Zilmet has created a compact design with a seamless diaphragm that never stretches or creases. There are no bubbles or corners to trap sediment, inhibiting bacterial growth. *SHIPPING INCLUDED*

The Zilmet ZS18 is a 4.8 gallon inline stainless steel expansion tank for domestic heating systems equipped with boilers or heat exchangers. Its 304 stainless steel shell and connection help resist corrosion in coastal areas and harsh chemical environments, while the butyl membrane is noted for potable water applications.

Specifications
More Information
Drawdown @ 40/60 PSI1.2
Drawdown @ 30/50 PSI1.6
Discharge Connection 3/4" NPTM
MaterialStainless Steel
Capacity4.8
Size10.6" x 14.2"
Sourcehttps://www.zilmetusa.com/
Model #ZS18
ManufacturerZilmet
Shipping Weight11
Warranty5 Year Limited
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Product Literature
pdf
Zilmet Inox-Pro Stainless Steel Expansion Tank Specifications
(Size: 0.23 MB)
pdf
zilmet_nsf61.pdf
(Size: 0.11 MB)
FAQs
What is the capacity of the Zilmet ZS18?
It has a 4.8 gallon capacity.
What type of tank is this?
It is an inline stainless steel expansion tank.
What connection size does it use?
It has a 3/4 inch NPTM connection.
What materials are used in the tank construction?
The shell and connection are 304 stainless steel, and the fixed membrane is butyl.
What systems is this tank designed for?
It is designed for domestic heating systems equipped with boilers or heat exchangers.
What is the maximum operating pressure?
The maximum operating pressure is 150 PSI.
What is the maximum operating temperature?
The operating temperature is listed up to 210 F.
What is the factory precharge?
The factory precharge is 36 PSI.
Installation Tips

Installation Brief

The Zilmet ZS18 is installed as an inline expansion tank in domestic heating systems.

  1. Confirm the tank model, 4.8 gallon capacity, and 3/4 inch NPTM connection match the system requirements.
  2. Install the tank inline using the stainless steel connection according to the system layout.
  3. Verify the factory precharge of 36 PSI and confirm all connections are secure.
Zilmet ZS18, 4.8 Gallon, Inline Stainless Steel Expansion TankZilmet ZS18, 4.8 Gallon, Inline Stainless Steel Expansion Tank
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