VRF Wizard | Variable Refrigerant Flow Air Conditioning

How to Calculate COP & KW per Ton https://youtu.be/Xfxt0gdJDpw How to Calculate COP & KW per Ton

How Much does a VRF System Cost per Ton ($/Ton) or per Square Foot ($/Ft2)? How many Ft2/Ton should you figure? How much does the Electrical Cost per Indoor...

ZoomLock Cost Analysis Determining if there is value in using a press-fit joint such as ZoomLock™ requires that you look at several factors that impact cost and quality. We covered...

VRF Manufacture Comparison With so many VRF manufactures to compare, it’s hard to decipher all the variations between systems. Below you'll find a comparison of VRF manufactures such as, Daikin,...

VRF Case Studies USA The following links are for VRF case studies USA from various VRF manufactures. Also see the following for links to VRF Project Videos or VRF Case...

VRF Project Videos Below are links to VRF project videos based on building type and VRF system description. Clink on the building name to watch a video about the project. We...

Converting to Variable Refrigerant Flow (VRF) from an existing Carrier Rooftop Packaged DX unit has been made much easier with the Toshiba Carrier 40QQ VRF Rooftop Packaged...

ASHRAE looked at three types of flame-free mechanical joints that are used in refrigeration and air-conditioning systems, which included; Press/crimp fittings, compression fittings, and flare fittings. They also included...

Refrigerant piping insulation has historically escaped the scrutiny that it has found itself under recently in some jurisdictions. What could possibly be such a big deal with plain old...

Reftekk Integrated Piping Solutions You may have heard of ZoomLock and LokRing for refrigerant pipe fittings, but have you heard of Reftekk? The Reftekk Bendable Piping Solution is another way...