The EnergyMiser™ 18 Seer Heat Pump uses the environmentally friendly refrigerant R-410A and features energy efficiencies and operating sound levels that are among the best in the heating and cooling industry. R-410A is chlorine-free to help prevent damage to the ozone layer. The 1800HP features a new technology—the 2-stage, high-efficiency Comfort-Miser™ scroll compressor—that better matches the cooling requirements of the conditioned space, providing improved temperature and humidity control. The 1800HP is designed for the consumer who desires the ultimate in comfort, quiet and environmentally friendly performance.

• Uses R-410A environmentally friendly refrigerant
• 2-stage, high-efficiency Comfort-Miser™ scroll compressor
• Refrigerant system protected by high- and low-pressure switches Anti-short cycle protection
• High-density foam compressor sound blanket
• 2-speed fan motor and heavy-gauge, coated wire condenser fan grille result in low fan operating sound
• Tightly spaced, heavy-gauge, coated wire grille protects the coil from inadvertent damage, vandalism and inclement weather, while allowing excellent access for cleaning
• Factory-installed, bi-flow liquid line filter drier keeps moisture and dirt out of the system for a long and reliable system life
• Service valves with sweat connections and gauge ports provide years of reliable, leak-free use
• Copper tube/enhanced aluminum fin coil
• Durable, long-lasting painted steel cabinet with stainless steel screws provides superior UV protection
• UL and CUL listed
• Performance ratings certified in accordance with the ARI Unitary Air Conditioning certification program