AMTROL – Extrol ASME Commercial Expansion Tanks
Company's Code RF0000
• Fixed Butyl/EPDM Diaphragm: Industry’s Thickest.
• Factory Pre-Charge: 12 PSIG.
• Max. Operating Temperature: 240º F.
• 1-Year Warranty.
AMTROL – Extrol Hydronic Expansion Tanks
Company's Code RF0000
• Strongest Tank Design Featuring Deep Drawn Steel and Multi-Dome Construction.
• Thickest Diaphragm – Heavy Duty Butyl/EPDM.
• Projection Welded Air Stem to Help Eliminate Leaks.
• Patented InSight™ Service Indicator Cap.
• In-Line Models Available in 2.0 through 14.0 Gallons
• Freestanding Models Available in 14 through 86 Gallons.
• Combination Packages Include an Air Purger (1″ Model 443 or 1-¼” Model 444) and an Air Vent (Model 700-C).
Construction
• Shell: High Strength Steel
• Diaphragm: Heavy Duty Butyl/EPDM
• System Connection: Steel
• Air Stem: Projection Welded
• Air Valve Cap: Patented InSight™ Indicator Cap (EX-15, EX-30, EX-60)
• Factory Precharge: 12 PSIG (0.8 bar)
Performance
• Max. Operating Temperature: 240º F (116º C)
• Max. Working Pressure: 100 PSIG (6.9 bar)
• Warranty:
· EX Models: 7-Year Limited
· SX Models: 1-Year Limited
Application
• For use in closed, hydronic heating systems to control pressure build-up.
• Accepts expanded water as system temperature rises and returns it to the system as the temperature drops.