Supply Giant 2 Gallon Capacity Mini Thermal Expansion Tank for Tankless or Point-of-Use Water Heaters, 304 Stainless Steel, Pre-set at 50 PSI, Max Pressure 145 PSI








Key features
- •Thermal Expansion Protection: Prevents water hammering, and safeguards tankless and point-of-use water heaters (up to 2-gallon capacity) from pressure surges and thermal expansion.
- •Durable Construction: Built with hygienic, potable-grade 304 stainless steel for drinking water applications, suitable for indoor and outdoor use.
- •Pre-set & Adjustable Pressure: Ease of installation and settings. Factory pre-set to 50 PSI with adjustable settings; withstands up to 145 PSI and 210°F to prevent tank damage.
- •Fit for Residential Connection: 1/2" MIP threaded connection enables quick installation in vertical or horizontal orientations.
- •Code-Compliant & Certified: Meets all local plumbing codes and certified to NSF/ANSI/CAN 61 & ANSI Z1088 for safety and reliability. Made for American households.
Supply Giant 2 Gallon Capacity Mini Thermal Expansion Tank for Tankless or Point-of-Use Water Heaters, 304 Stainless Steel, Pre-set at 50 PSI, Max Pressure 145 PSI
List Price: $43.63$39.27DEALYou Save: $4.36 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 25, 2026In Stock (2)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection







