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 latent (moisture) content of the outside air. We will cover...
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) = CFM x 4.5 x
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...
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...
The latest in VRF videos about the VRF Industry, VRF Equipment and VRF Systems
Active vs Passive Refrigerant Recovery
The active removal of refrigerant from a system using Refrigerant Recovery Machines makes the process much easier than using passive methods. The removal of refrigerant from a system that is being repaired or replaced is...
Tenant Submetering
How do you bill tenants for their share of the use of a piece of air conditioning equipment that is shared amongst more than one tenant in your building? If you have a VRF Air Conditioning system, where...
Manufactures VRF Piping Layout Drawings
The VRF Piping Layout is highly engineered by the VRF manufactures software to design the pipe sizes to meet the capacities and conditions required, including ASHRAE 15. The pipe sizes are affected by capacity, pipe lengths and...
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 Advantages
Heat Recovery units can utilize heat removed from zones providing cooling to heating zones requiring heat.
VRF systems take up less room than other system types, freeing up valuable mechanical room space for other purposes.
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