Cooling Coils

Dependable coils are critical to keep your home’s heating and cooling system running efficiently. Let Mainline ensure your home’s comfort system is ready for every season, so you can focus on more important things. Click below to learn more about Mainline’s entire line of coils.



  • Cased and uncased
  • Aluminum coil
  • Thermostatic Expansion Valve (TXV) and Electronic Expansion Valve (EEV) option
  • Gas Furnace Application
  • RCF - uncased
  • RCH - uncased Air Handler

Mainline Warranty

Click below to protect your product with a dependable warranty from Mainline.

Frequently Asked Questions

Quickly and easily find answers on common topics including locating a serial number, purchasing a Mainline warranty, home load calculations and more.

Mainline is the Best Choice

Mainline offers dependable, high-efficient, smart products to keep your entire home constantly comfortable, no matter the temperature or season. Click below to learn more about Mainline furnaces, air conditioners, heat pumps, air handlers, and coils.

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