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Engineering Videovideo

Engineering Videos

How to Calculate COP & KW per Ton https://youtu.be/Xfxt0gdJDpw How to Calculate COP & KW per Ton
VRF Project Cost Tracking

VRF Project Cost Tracker

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 Fitting Cost Analysis

ZoomLock Cost Analysis

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, Daikin, Mitsubishi, LG, Toshiba, Carrier, Trane, Fujitsu, Panasonic, Hitachi

VRF Manufacture Comparison

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

VRF Case Studies USA

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

VRF Project Videos – USA

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...
Daikin Zoning Kit DJK

Daikin Zoning Kit DZK

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...

Daikins VRV IV X Heat Recovery

Daikin now has available a Dual Fuel, 3-phase variable refrigerant flow system. Daikin made it adaptable to the North American market with its ability to integrate with...
Toshiba Carrier 40QQ VRF Rooftop Unit

Toshiba Carrier 40QQ VRF Rooftop Unit

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 Study on Mechanical Piping Joints

ASHRAE Study on Mechanical Piping Joints

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 Best practices

Refrigerant Piping Insulation

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...