• Double sintered carbon bearing
• Ceramic shaft
• High starting torque provides years of trouble-free start-ups
• Unique B&G DuraGlide bearing system assures whisper - quiet, maintenance-free operation
• Closed impeller design improves operating efficiency
• Wet rotor circulator
• Stabilized, heat resistant, non-metallic impeller, its closed design improves operating efficiency
• Self-cleaning particle shield protects the shaft and bearings from system start-up debris

diversified heat transfer ns-5

• 100% butyl diaphragm and plastic liner to separate the system water from the tanks air precharge
• Stainless steel sleeve to prevent corrosion, something no other manufacturer offers
• Top chamber is 100% butyl rubber, lower water chamber is copolymer polypropylene
• High pressure, seam weld, helium, final precharge check testing
• Brass valve with o-ring seal
• 0.9 Gallon maximum accepted volume

Flexcon PH5

Therma-Flow PF-4

Honeywell PV100S

Honeywell PV125

Honeywell PV125S