Arctic Hybrid Heat/Chiller Tank 40 Gallon

  • $1,883.00


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Arctic Hybrid Buffer Tank – Lightweight, Rust-Free, and Highly Efficient

💧 The Only Pressurized Composite Buffer Tank
The Arctic Hybrid Buffer Tank is the only pressurized composite buffer tank on the market. Better insulated than steel tanks, roughly half the weight, and completely rust-proof, it’s a modern solution for hydronic heating and cooling systems.

🌡️ Superior Insulation & Performance

  • Never corrodes or rusts

  • Half the weight of traditional steel buffer tanks, reducing labor and installation costs

  • Reduces heat pump short cycling during low-load periods

  • Hydraulically separates the source from the distribution system

  • Rated to 180°F at 75 PSI and 140°F at 100 PSI

  • NSF-approved polypropylene core wrapped in continuous strand fiberglass and high-temperature resin

  • Insulated with closed-cell foam for unmatched R-value and less than 1°F heat loss per hour

⚙️ Versatile Applications

  • Ideal for hydronic heating & cooling, low-mass boiler systems, and chilled water applications

  • Available in sizes: 22, 40, 55, 80, 120 gallons

  • Each tank includes 4 stainless steel side ports, thermal well (except 22-gallon), vent, vacuum breaker, and drain

🔄 How It Works
The primary purpose of a buffer tank is to reduce short cycling of heat pumps, chillers, or boilers. Most systems operate below design load most of the time or have multiple low-BTU loads calling at different times. The Arctic Buffer Tank acts as an energy battery, storing heated or chilled water for use when needed. Its 4-port design hydraulically separates supply and demand, ensuring the high-flow circulating pump of the heat pump is independent from the system’s distribution pump.

⚙️ Installation & Functionality

  • Two ports connect to the heat pump or boiler

  • Two ports connect to the distribution system

  • Proper piping allows the tank to serve as both a thermal buffer and a hydraulic separator

💸 Highest Efficiency & Cost Savings
No other buffer tank matches the Arctic Hybrid in heat loss efficiency. With 41% less heat loss than the next comparable buffer tank, it saves money, reduces energy waste, and will never rust.

Model Volume (Gal) Volume (L) Ht. (in.) Ht.(cm.) Dia. (in.) Dia. (cm.) Weight (lbs) Weight (kg) System Connections
Buf 22 22 83 35" 89 21 53 42 19 1 1/4"
Buff 40 40 151 56" 142 21 53 55 25 1 1/4"
Buf 50 55 208 73" 185 21 53 70 32 1 1/4"
Buf 80 80 302 54" 137 29 74 120 54 2"
Buf 120 119 450 74" 188 29 74 145 66 2"


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Disclaimer: Must be installed by a licensed contractor or warranty is void.

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