58STA - WeatherMate Gas Furnaces 80% AFUE Physical Data

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58STA

58STA Gas-Fired Furnaces
Up to 80% AFUE

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Performance and Sizing Information

58STA

Size	Rated Heating Input (Btuh)* Upflow/Downflow Horizontal	Rated Heating Output (Btuh)* Upflow/Downflow Horizontal	AFUE* %	Selectable Cooling CFM @ 0.5 ESP Max/Min†	Vent Dia (in.)	Casing Width (in.)	Approx Ship Weight (lbs)
045–1-08	44,000	35,000	80.0	845/620	4	14 3/16	104
045–1-12	44,000	36,000	80.0	1160/1040	4	14 3/16	107
070–1-08	66,000	53,000	80.0	900/600	4	14 3/16	111
070–1-12	66,000	54,000	80.0	1200/1050	4	14 3/16	115
070–1-16	66,000	tba	80.0	tba	4	17 1/2	126
090–1-14	88,000	71,000	80.0	1385/1195	4	17 1/2	127
090–1-16	88,000	71,000	80.0	1720/1375	4	21	140
090–1-20	88,000	tba	80.0	tba	4	21	146
110–1-12	110,000	89,000	80.0	1355/1080	4	17 1/2	135
110–1-16	110,000	89,000	80.0	1680/1310	4	21	146
110–1-22	110,000	89,000	80.0	2200/1795	4	21	152
135–1-16	132,000	107,000	80.0	1710/1380	5‡	21	149
135–1-22	132,000	107,000	80.0	2150/1715	5‡	24 1/2	163
155–1-20	154,000	125,000	80.0	2230/1695	5‡	24 1/2	170

* Capacity and ratings in accordance with U.S. Government DOE test procedures with isolated combustion system. De-rate heating input in high fire (only ) for downflow and horizontal applications by 1,000 Btuh per burner.
† Listed CFM is for single-speed cooling.
‡ 4-inch vent connection in all funaces.

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