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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 System Control Wiring
This VRF System control wiring is for a VRF VRV Heat Recovery System with single port branch selector boxes. The control wiring is very simple, it’s basically two 18 gauge wires that go from the thermostat...
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.
ZoomLockâ„¢ Tool Review
For those of you that are new to press-fit tools we will cover the features of the Klauke 19 kn tool used on ZoomLockâ„¢ fittings, this includes the tool, jaw sets, fittings and accessories required to make...
ZoomLock Cost Analysis
Determining if there is value in using a press-fit joint such as ZoomLockâ„¢ requires that you look at several factors that impact cost and quality. We covered the technical aspects of ZoomLockâ„¢ in another article; see ZoomLock...
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...
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...
The LOKRING fitting is a Pressfit fitting used for many applications within many industries. We will be looking at the LOKRING for its potential use with refrigerants in the VRF/VRV industry.
(Click here to Enlarge Lokring Infographic)
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The Mighty Bracketâ„¢ makes installations of wall mounted air conditioners capable of being done by one person safely. No need for someone to hold the wall mounted A/C unit like this guy below, while you make the piping or...
Rooftop VRF Fan Coils
The latest in VRF innovation is coming this summer with the introduction of Carriers Rooftop VRF Fan Coils that will replace existing HVAC Rooftop Packaged Units. Instead of replacing the HVAC rooftop packaged unit with another...
