All XLTH models feature high efficiencies and are ENERGY STAR®, meaning lower utility bills for home and business owners.
These systems achieve unmatched performance surpassing the highest efficiency standards, with a heating season performance factor ( HSPF ) of 14.0 - the best in the industry.
* Available only with optional wired remote controller and optional interface kit.
+ Available only with optional interface kit. Operation monitoring and On/Off control only.
Key or complementary product(s) for proper operation
10-year limited on parts and labor (Québec, Maritimes and Eastern Ontario only)
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