Top 3 crawl space ventilation installation services in Portland, OR

Very professional and efficient. Custom Mechanical Services came highly recommended. During the recent heat wave I figured they would be too busy to come out. However, they were able to work around my schedule and install an a/c within a week of my cal...

The men were very professional besides being very friendly and personable. They explained everything in terms easy to understand. I will recommend your business to everyone.

My wife and I have had issues with our HVAC system since we purchased our home. Called out several contractors who either didn't know how to fix a high velocity system or recommended an entire new system. Todd the owner of Mechanical Services NW came o...

They do not get any better than Custom Mechanical and we have purchased new systems from 3 different HVAC contractors. Those earned five stars for Custom Mechanical represent: Excellent knowledge, Total honesty, Great work ethics and efficiency, Neatness ...

Would recommend.

Would recommend.

Very prompt and polite, easy to work with.

We recently used The Heating Specialist to remove our old oil fired boiler and install natural gas combination tankless water heater and radiant floor heater. They prepared a detailed estimate from the initial site visit that demonstrated their knowledge ...

The Heating Specialist are both professional and yet feel like family! They have helped both our home and our business. They always do a great job, with a great touch of humanity as well!

I don't know about the business end of this company, but I do know about the driving of the owner. He is known in the local neighborhood as "the jerk." He tailgates, passes on the double yellow line, yells, revs his truck, and exceeds the speed limit exc...

Good, efficient, timely, professional work. Very happy with the job done. Finished project was exactly what I wanted and was done within my budget. Will definitely be contacting Michael at Mountain Air for my next project.

I bought my entire HVAC system from Heat Relief over 10 years ago, which included furnace, heat pump and hot water heater. Besides having to replace the hot water heater and furnace fan motor due to wear-out over time, all has run efficiently and kept me...