if (this.Model.StructuredPageData.IsNotBlank() && (this.Model.StructuredPageData.IndexOf(availabilityKey) != -1 || this.Model.StructuredPageData.IndexOf(priceKey) != -1)) { this.Model.StructuredPageData = string.Empty; //} }

18 gal ST-V-DD Series Therm-X-Trol Diaphragm Free Standing Thermal Expansion Tank

AMTROL 401800 MODEL NO. ST-42V-DD 150 LB ASME THERMXTROL TANK VOLUME 20 GALLON

Hydronic Expansion Tanks }

18 gal ST-V-DD Series Therm-X-Trol Diaphragm Free Standing Thermal Expansion Tank

336423 MFG #: ST-42V-DD Product ID:336423
Famous Supply
Therm-X-Trol® expansion tanks are designed to control pressure in commercial closed, potable hot water systems. Available in diaphragm, partial acceptance bladder and full acceptance bladder designs, these tanks range in size from 2 gal (7.6 L) to 528 gal (2,000 L). Offered with maximum working pressure up to 300 psig (21 bars), Therm-X-Trol® is effective at protecting the water heater and other plumbing fixtures while saving energy and money. Available in ASME and Non-ASME models.
  • Features
  • Warranty
  • Standards & Approvals
  • Application
Head and shell design with internal diaphragm tank
Antimicrobial liner neutralizes bacteria on contact
Fixed diaphragm design
1 Year Limited
ASME Section VIII Division 1
ASHRAE 188 Anti-Legionella Guidelines
IAPMO R and T Low Lead Compliant
ANSI/NSF 61
PHCC Association
Tested to JIS Z 2801 for Reduction of Legionella
Staphylococcus and E. coli
For Use With Closed, Potable Hot Water Systems to Control Pressure Build-Up and Protect the Water Heater