HVAC Tools
The newest and latest from

Fieldpiece

Mastercool Instruments


Tactical Equipment
We have some of the finest found from

Trinity Force

Aero Precision

Bear Creek

ToolCraft

Tiger Rock


 

HVACPro App
Have a look at my HVACPro. This App will Troubleshoot an Ac system
at.

Google Play Store

iTunes App Store


 

 

Services

R D Holder Eng has been in the business for over 25 years. Roger D Holder MSME, CM is a member of the AZ Chapter of RSES in Goodyear, AZ. My cell phone number is 661-477-4902, Web store is shop.rdholder.com. I live in Goodyear, AZ and I am a Refrigerant and Air Conditioning Specialist Training Consultant at National Technical Transfer Inc, Englewood, CO, phone number 1-800-922-2820.

shop.rdholder.com


HVAC Tools for you


shop.rdholder.com