VRF Heat Pump or Heat Recovery (How to choose between a VRF Heat Pump or Heat Recovery System) or Packaged DX
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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...
On August 13, 2020, the inventor and manufacturer of the original ZoomLock fittings – RLS, LLC – announced it was ending its relationship with Parker-Hannifin and will no longer supply its fittings to Parker to sell under...
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...
When do you use a VRF Single Port vs Multiport Branch Selector Box?
What’s the difference between a VRF single port branch selector box and multiport box? What does the branch selector box do? Which one requires more piping?
The decision...
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...
Should you install a VRF Heat Recovery or VRF Heat Pump system for a Residential home or commercial property?
We will discuss three options you have related to air-cooled split systems, not including rooftop...
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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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
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