Why Purge ACR Piping with Nitrogen when Brazing
Why its important to purge ACR piping in a VRF system
Ventilation and VRF Sensible Heat Ratio
Ventilation for VRF Systems
Ventilation (outside air) can create havoc on occupant comfort if your VRF system isn’t sized or capable of handling the...
How to Calculate Cooling Coil Heat Transfer
This formula will show you how to calculate the total heat transfer from a cooling coil. The calculation for this is as follows;
BTUH(t)...
HVAC Estimating Spreadsheet
Having an HVAC VRF Estimating Spreadsheet that automates portions of your estimates saves you valuable time that you could use to make more sales. All aspects of the cost of furnishing...
VRF System Controller
Find comparison on VRF System Central Controllers for all major manufactures. Daikin, Carrier, Toshiba, Panasonic, Mitsubishi, Trane, York, LG, Fujitsu, Lennox,
The following...
Daikin Zoning Kit DZK
How do you increase individual control without adding additional indoor units? Daikin has a Zoning Kit that allows you to increase the amount of zones that are...
