Performance 1 and Efficiency 1 are rated based on
80° air/80° water/80% humidity in accordance with AHRI standard 1160.
Recommended clearance access on service side is 24″ and 18″ on other three air intake sides.
Recommended minimum over head (top of unit) clearance is 48″.
Tested to: UL1995:2011 CSA C22.2 No. 236-11