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 controlled by their own thermostat while using the same indoor...
VRF-Compressor-Types

VRF Compressor Types

The compressor is the heart of the system and is located within the Outdoor Unit which can be an air or water-cooled VRF system. The Outdoor Unit will serve multiple indoor units with each VRF manufacture limiting...
what is vrf variable refrigerant flow

What is VRF?

VRF Wizard provides all information about Variable Refrigerant Flow (VRF) technology. We cover everything you need to know about installation, cost estimation, project tracking concerning VRF systems. Continue reading to learn what a VRF system is all about. A VRF...
Why its important to purge ACR piping in a VRF system
Refrigerant Recovery Speed Using the 80/20 rule, where we assume that 80% of the refrigerant recovered will be in vapor form and 20% will be recovered in liquid, we have created the following chart....
video

Engineering Videos

The latest in VRF videos about the VRF Industry, VRF Equipment and VRF Systems
https://youtu.be/xgSWw_vcepI VRF / VRV manufactures require that you use their proprietary software to design the refrigeration piping for the installation of their VRF systems. You or your engineer will need to have a cooling...
VRF Central Controller

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 is a look at Touch Screen VRF Central Controllers that are available...
Calculating Cooling Loads

Calculating Cooling Load

Calculating Cooling Load What exactly determines the size of the heating and air conditioning system and the required amount of air (CFM) to be delivered to the space? in this article we'll show you what goes into calculating the cooling...
SmartLock Fitting

SmartLock Fitting

SmartLock Fitting Review There is another ACR fitting available that eliminates brazing in refrigerant systems called the SmartLock fitting. We will review the SmartLock fitting vs Brazed fittings in this article.