A couple of things to consider when considering changing A/C sizes as compared to a direct replacement; Cost- The cost of an incremental size of the A/C section of your central furnace may be small compared to the overall cost of the repairs. I suspect that the labour cost will be sign...
Lineset SizeInchGas3/83/83/81/21/25/8* Liq.1/41/41/41/41/41/4 * Use the attached adapter to change the pipe size from Ø1/2 in (Ø12.7 mm) to Ø5/8 in (Ø15.88 mm) Floor Mount AGU9/12/15RLF Model No.AGU9RLFAGU12RLFAGU15RLF ...