The Raypak 156A Above Ground Pool Heater is the only heater in this size to use all the groundbreaking features found in larger units. With PolyTuf powder coating and polymer headers, the Raypak 156A delivers uninterrupted heating performance regardless of falling leaves, wind, airborne debris, rain, downdrafts, updrafts, sleet, snow, etc. With galvanized metal that offers superior rust prevention and years of durable service. *Can not be sold in LoNox markets, including SoCal and Utah. Warranty only applies if installed per local codes. Features and Benefits: Electric ignition, flame supervision, and all other safety elements of the heater are controlled by the easy-to-use AFT digital control panel. Digital controls that handle all the safety functions of the heater as well as the electronic ignition and flame supervision A requirement for external power (120VAC or 240VAC), which will allow for the generation of a pilot light only when calling for heat Meeting or exceeding all federal and state standards in terms for smart energy Copper heat exchanger Specification Details Header Material Polymer Exchanger Material Copper Gas Type Propane Gas Pool Type Above-Ground Commercial or Residential Residential BTUH Input (000) 150.0 ELEVATION FT. * 0-4999 Voltage 120/240VAC Product Attachments: Installation & Operation Manual Product Warranty Technical Data