split system

Hello everyone! I've got a few quotes for installing a new split system air-conditioner from this installer. I have got some conflicting advice about how to calculate energy-efficiency of these units and was wondering if anyone can help clarify for me. What is an easy way to find energy usage...

I am considering installing a (third) mini-split, this one after construction. The first 2 have the inside-unit water condensate drain lines routed inside the poured concrete walls, so nicely exiting through the edge of the upstairs deck. Outdoor units are on the ground floor. The third, after...

Hi, all! I bit the bullet and decided to replace my HVAC split system since my outside compressor died last fall and the furnace under the house (almost 20 years old) had started making the living room floor vibrate this winter. I had a Trane system installed and kept the existing ductwork. The...