Raypak® WH3-514 1017604

Raypak® RayTherm Hydronic Hot Water Boiler, 120 VAC, 60 Hz, 1 ph Phase, 82 % AFUE, 511.5 MBtu/hr Input, 419.4 MBtu/hr Output, Natural Gas, Propane Gas Fuel, Cast-Iron, Polytuf Powder-Coated, 230 deg F, 25-3/8 in L x 32-3/4 in W x 57 in H, 10 in Flue Dia

• Floating return headers, and corrosion-resistant steel
• Propane input is 94% of stated value
• Cast iron headers with copper finned tube heat exchanger
• Single bank, straight through design delivers lowest pressure drop, integral fins have ten times the heat transfer surface of plain tubes
• 82% efficiency category I venting
• 24 V controls: Totally enclosed for protection, door easily removed for inspection and service
• Floating return header: Immunizes heat exchanger from thermal shock
• Tube sheet and O-ring construction: Eliminates repair and maintenance problems associated with rolling tubes directly into a casting
• Interlocking refractory panels: Sealed corners, reduces radiation loss
• Stainless steel burners: Maintains precise combustion at all firing rates, burns quietly, won't clog or corrode
• Slide-out burner tray: Allows easy inspection and service
• Thermal shock-proof
• Lightweight
• High recovery
• Low water operating temperature
• Stainless steel burners

• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Raypak_WH3_514_Specification_Sheet.pdf