Carrier Comfort™ 4 Ton R454B, Package RTU Gas Heat/Elec Cool, Single Stage, 130k BTU, Low NOx, 208/3 Item #73351 | Model #5011208WH The serrated edges are designed

The serrated edges are designed to securely lock the screen into the frame channel

For added convenience

Feel softer

extending fire burn time

diffusers and vents：

Carrier Comfort™ 4 Ton R454B, Package RTU Gas Heat/Elec Cool, Single Stage, 130k BTU, Low NOx, 208/3 Item #73351 | Model #5011208WH The serrated edges are designedSingle Packaged Products with Energy Saving Features and R 454B Puron Advance refrigerant. 13. 4 SEER2 11. 05 EER2 81. 0% AFUE ECM Motor Standard Direct Spark Ignition Low Sound Levels Dehumidification Feature Dense Wire Condenser Coil Guard Standard Cabinet air leakage of 2. 0% or less at . 5 in. W. C. when tested in accordance with ASHRAE standard 193. Refrigerant leak detection dissipation system for added safety Maximum allowed elevation is 10,000