Features:

• Fixed Butyl/EPDM Diaphragm-Industry's Thickest
• Factory Pre-Charge-12 PSIG
• Max. Operating Temperature-240 Degree F
• 1-Year Warranty
• For use in closed, non-potable hydronic heating and chilled water systems
• Designed to meet all ASME Code Section VIII, Division 1 standards
• Available with optional sight glass and seismic restraints
• Suitable in propylene glycol applications with mixtures up to 50%
• Deep drawn models are lighter, stronger and more compact than traditional head and shell construction