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AHRI Ratings

HydroTech Heat Pump Ratings

Chilled Water Fan Coil Ratings

2020 Florida Mechanical Code Exception Paragraph for "space constrained" applications

First Company Compatibility Letters for HX, Cont.

Weatherking  WA14 Series

First Company Compatibility Letters for HX

Allied 4AC16 Series

Weatherking  WA16 Series  2.0 & 3.0 Ton Systems

Weatherking  WA16 Series  1.5 Ton Systems

Amana  ANX14 Series

Amana  ASX14 Series

Amana  ASX16 Series

American Std  4A7A4 Series

Ameristar  MA4AC4 Series

Bryant  114CNA Series

Carrier CA14 Series

Carrier 24ACC Series

Coleman TC4B Series

Daikin  DX14 Series  

Goodman GSX140 Series

Goodman GSX160 Series

Grandaire WCA4 & 5 Series

ICP Brands NXA4  Series                         

ICP Brands NXH4 Series

ICP Brands R4A4 Series

Lennox  14ACX Series

 Payne  PA14NC Series

Rheem RA14 Series

Ruud RA14 Series

Trane 4TTR4  Series

York YCE Series

York YCG Series

First Company Compatibility Letters with Thru-the-Wall Cond Units

First Co WCX & American Standard GAF AHU

First Co WCX & HX Air Handlers

First Co WCX & UC Air Handlers

First Co WCX & Carrier/Bryant FMA4P AHU

First Co WCX & Carrier/Bryant FB4C AHU

First Co WCX & Carrier/Bryant FFMAN AHU

First Co WCX & Goodman ARUF AHU

First Co WCX & Goodman AWUF AHU

First Co WCX & Rheem/Ruud RF1P AHU

First Co WCX & Rheem/Ruud RF1T AHU

First Co WCX & Rheem/Ruud RHAL AHU

First Co WCX & Rheem/Ruud RH1P AHU

First Co WCX & Rheem/Ruud RH1T AHU

First Co 18 & 24 WCX-AB & BB & Rheem/Ruud RBHP AHU

First Co 30WCXA12-AB & BB Rheem/Ruud RBHP AHU

First Co WCX & Trane TMM4 AHU

First Co WCX & Trane TMM5 AHU

Weatherking  WA16 Series  2.5 Ton Systems

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