Month: February 2023

Air Compressors

Most older buildings use pneumatic controls to operate the HVAC systems. One thing you forget about though is maintaining the air compressor and drier. Don’t forget that these have filters as well as oil that need to be maintained. Keeping this in working order is essential for proper operation and comfort for your building.


We are installing steam humidifiers today. Two Honeywell Tru-steam units with Pro-IAQ thermostats. These units are easy to install and give the best Humidity control.


There are always differences with every home you install a system on. We recently went to a home where the homeowner and a 7 year old, 4 ton system. He complained that it never conditioned the home properly and it ran constantly.I showed him how the duct work was undersized and he was not even …



If someone comes to your home and says they know everything about all of the furnaces on the market, WATCH OUT! Our industry is constantly changing and evolving. Whether it is in wireless technology or high efficiency systems, there is always something new to learn. Our Industry organization, IHACI, is starting the new years training …



We had the opportunity to work with a client that has a building with a central boiler and cooling tower feeding individual water source heat pump fan coils in the offices. It appeared that the main equipment was being maintained but no one was paying attention to what was happening inside. The EMS system had …


Keeping the Wine happy

Sometimes you have to think outside the box and in this case inside. We have a client with a large walk-in wine cooler that was in poor shape. We changed out the entire cooling system with a new energy efficient one, now the wine and our customer are not overheating!

Cooling tower rebuild

Finished rebuilding an Evapco Cooling tower. It is amazing how damaged these things can get when you don’t do maintenance. We cleaned about 10 lbs. of debris from the unit and rebuilt the whole blower section.  

Nest thermostats

Had a chance to install a couple of more thermostats from the Nest company. These are turning out to be intriguing units. I like the programming and the auto design feature built into them. This thermostat will work with any generation user because it is a set and forget style of operation.

Another Successful Installation & Satisfied Customer

Installation of a roof top unit was successfully installed by ARPI in Duarte for a property management company. The Ruud 2 ton gas electric package unit provides the efficiency level-feature the Copeland Compliant Scroll Compressor. These scroll compressors use a more advanced technology than traditional reciprocating compressors. They have fewer moving parts, and they are …

Another Successful Installation & Satisfied Customer Read More »

Happy New Year!

Well this new year is already starting out with a bang.  We completed two systems downtown and just finished a remodel in Beverly Hills.  Prospects for this year look very bright and I would like to say thank you in advance to everyone that has been with us over these past 50 years.