Skip to content
  • 🛍️ Shop now and get 20% off your entire purchase💃🏻
  • 🛍️ Shop now and get 20% off your entire purchase💃🏻
Outlet Hvac Motive StoreOutlet Hvac Motive Store
  • Menu
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

  • HVAC Components
    • Crankcase Heaters
    • Compressors
    • Heat Exchangers
    • Hard Start Kits
    • Furnace & Air Handlers
    • Cooling Filter Dryers
    • Service Tools & Parts
  • Ignition & Combustion Components
  • Pumps & Circulators
  • Capacitors
  • HVAC Hardware & Parts
    • Hydronic Hardware & Parts
Home / HVAC Components / Pumps & Circulators / Expansion Tanks & Vents
Sale!
Zurn XT-18 4.5 Gallon Expansion Tank, 3/4 In. MNPT

Zurn XT-18 4.5 Gallon Expansion Tank, 3/4 In. MNPT

$130.95 Original price was: $130.95.$94.99Current price is: $94.99.

Buy Now
SKU: Zurn WBB1877457 Categories: Expansion Tanks & Vents, HVAC Components, Pumps & Circulators Tags: 0°F - 200°F °F, 150 psi, 4.5 gal, Carbon Steel, HVAC & Fans, NPT, XT-18, Zurn
  • Sustainable materials, for a better tomorrow.
  • Efficiency meets excellence in customer care.
  • Fast, friendly, always here to help.
  • Buy Quality, Live Better
Browse
  • HVAC Components
    • Capacitors
    • Compressors
    • Cooling Filter Dryers
    • Crankcase Heaters
    • Furnace & Air Handlers
    • Hard Start Kits
    • Heat Exchangers
    • Ignition & Combustion Components
      • Combustion Air Systems
      • Flue Gas Vent Pipes & Supports
      • Fuel Valves
      • Gas Ignition & Pilots
      • Gas Regulators
      • Venting Control Kits
    • Pumps & Circulators
      • Circulators
      • Condensate Pumps
      • Expansion Tanks & Vents
      • Flanges, Seals & Mounts
      • Fuel Oil Pumps
      • Pump & Circulator Accessories
    • Service Tools & Parts
      • HVAC Cleaning Equipment
      • HVAC Thermometers
      • Installation & Maintenance Tools
      • Refrigerant Leak Detectors
      • Refrigerant Manifolds & Gauges
      • Refrigerant Recovery Tools
  • HVAC Hardware & Parts
    • Hydronic Hardware & Parts
  • Uncategorized
  • Description
  • Additional information
  • Reviews (0)
Zurn 112-950XLT2 1-1/2 In. FNPT x FNPT Double Check Valve Assembly – 175 PSI – Lead-Free Cast Bronze

Designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. A test cock plug is provided to protectagainst fouling caused by insects, dirt and debris. Assembly shall provide protection where a potential non-health hazard exists.

Standards Compliance

  • Unless otherwise noted, applies to 3/4″ thru 2″ Horizontal
  • ASSE® Listed 1015 (Vertical flow-up:1 1/4″ thru 2″)
  • IAPMO® Listed
  • CSA® Certified (Vertical flow-up:1 1/2″ & 2″)
  • AWWA Compliant C510
  • Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
  • NSF® Listed – Standard 61, Annex G
  • Certified to NSF/ANSI 372 by IAPMO R&T
Weight

11 lbs

Connection Size

3/4 in

Max Accepted Volume Gallons

2.4 gal

Height

13-1/2 in

Diameter

11 in

Tank Volume

4.5 gal

Pressure

150 psi

Material

Carbon Steel

Max Operating Temperature

0°F – 200°F °F

Manufacturers Part Number

XT-18

Respirator Connection Type

NPT

Brand

Zurn

Reviews

There are no reviews yet.

Be the first to review “Zurn XT-18 4.5 Gallon Expansion Tank, 3/4 In. MNPT” Cancel reply

Related products

Sale!
Supco Fin Comb 9 & 10 Fins Per Inch
Quick View

HVAC Components

Supco Fin Comb 9 & 10 Fins Per Inch

$18.25 Original price was: $18.25.$12.78Current price is: $12.78.
Sale!
Supco ATP1 Attic Pro® HVAC Utility Lift
Quick View

HVAC Components

Supco ATP1 Attic Pro® HVAC Utility Lift

$168.95 Original price was: $168.95.$95.99Current price is: $95.99.
Sale!
Maxitrol 1" Lever Acting Regulator with Vent Limiter 325-5V-1 Up To 325,000 BTU
Quick View

Gas Regulators

Maxitrol 1" Lever Acting Regulator with Vent Limiter 325-5V-1 Up To 325,000 BTU

$58.95 Original price was: $58.95.$41.27Current price is: $41.27.
Sale!
Friedrich PTAC 20 Amp Cord, 5 ft. L, 230/208V, Beige
Quick View

HVAC Components

Friedrich PTAC 20 Amp Cord, 5 ft. L, 230/208V, Beige

$74.95 Original price was: $74.95.$52.47Current price is: $52.47.
Sale!
Maxitrol 1/2" Lever Acting Regulator W/Vent Limiter 325-3V 1/2 Up To 140,000 BTU
Quick View

Gas Regulators

Maxitrol 1/2" Lever Acting Regulator W/Vent Limiter 325-3V 1/2 Up To 140,000 BTU

$23.75 Original price was: $23.75.$16.63Current price is: $16.63.
Sale!
SpeedClean CJ-125 - CoilJet®; Portable HVAC Coil Cleaner System, 125 PSI, 0.6 GPM
Quick View

HVAC Cleaning Equipment

SpeedClean CJ-125 – CoilJet®; Portable HVAC Coil Cleaner System, 125 PSI, 0.6 GPM

$454.00 Original price was: $454.00.$92.99Current price is: $92.99.
Sale!
Kulthorn Compressor AZ Series AZA0413YK1, 1/6 HP, 115V, 1 Phase, R134A, CBP
Quick View

Compressors

Kulthorn Compressor AZ Series AZA0413YK1, 1/6 HP, 115V, 1 Phase, R134A, CBP

$221.95 Original price was: $221.95.$91.99Current price is: $91.99.
Sale!
Supco® Port-A-Blaster Coil Cleaning Machine - 0.25 GPM - 140 PSI
Quick View

HVAC Cleaning Equipment

Supco® Port-A-Blaster Coil Cleaning Machine – 0.25 GPM – 140 PSI

$193.95 Original price was: $193.95.$96.99Current price is: $96.99.
MY ACCOUNT
  • Cart
  • Checkout
  • My account
  • Wishlist
ABOUT US
  • About Us
  • FAQ
  • Returns & Exchanges
  • Delivery
  • Contact Us
LEGAL
  • Privacy Policy
  • Payment Method
  • Shipping & Returns
  • Term and Conditions
Signup for Newsletter

We will keep you up to date with all the latest news and exclusive promotions.

    Copyright 2025 © www.hvacmotive.com
    • HVAC Components
      • Crankcase Heaters
      • Compressors
      • Heat Exchangers
      • Hard Start Kits
      • Furnace & Air Handlers
      • Cooling Filter Dryers
      • Service Tools & Parts
    • Ignition & Combustion Components
    • Pumps & Circulators
    • Capacitors
    • HVAC Hardware & Parts
      • Hydronic Hardware & Parts
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.