1-PACK GUOFIS 2.1 Gallon Water Heater Expansion Tank,3/4 in MNPT Expansion Tank for Thermal Pressure Control
Key features
- •Controls Thermal Pressure: This expansion tank is engineered to absorb excess pressure caused by heating water in your closed plumbing system, preventing valve leaks and pressure fluctuations
- •Two Capacity Options: Available in both 2.1-gallon and 4.5-gallon models to suit different household water heater sizes and system demands
- •Standard 3/4-Inch MNPT Connection: Features a universal 3/4-inch male threaded connection for straightforward installation on your water heater supply line
- •Reliable Bladder & Fitting: Equipped with a flexible butyl rubber diaphragm housed in a steel tank and a rust-resistant 304 stainless steel connection fitting
- •Protects Your Plumbing System: Safeguards your water heater, pipes, and fixtures from stress caused by thermal expansion, helping to prevent damage and maintain efficiency
BrandGUOFIS
CategoryWater Heater Parts
1-PACK GUOFIS 2.1 Gallon Water Heater Expansion Tank,3/4 in MNPT Expansion Tank for Thermal Pressure Control
List Price: $69.75$62.78DEALYou Save: $6.97 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 24, 2026In Stock (5)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
