Q: DEAR BT: I have a 2003 F-150 sport truck. The four-speed AC blower fan now has the No. 2 speed in both the No. 2 and No. 3 positions. So I have one, two and four speeds. What gives? Thanks for your ...

Alright HVAC experts, here's your chance to show off your diagnosis skills: We have a 2006 Lennox G50UHi furnace, and we replace the filters regularly, have it cleaned, etc. The only odd thing that we ...

Penguin fin serves as design model for the new bionic radial blower in the air conditioner. Credit: MAHLE GmbH. German automotive parts maker Mahle has introduced a bionic radial blower for automotive ...

Proper selection of component fans used in HVAC equipment continues to be a primary consideration in strategies to increase cooling efficiencies in data centers. Newer fan technology and pending fan ...