Cardinal Heating & Air

Cardinal Heating & Air Cardinal Heating and A/C, Inc installs and services several product lines so that each customer gets the "just right" system for them.
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Since 1991, Cardinal Heating, Air, Electrical & Plumbing services has proudly served our neighbors in Seattle and the greater Eastside with quality HVAC equipment and service. Since 1992, Cardinal Heating and AC has proudly served our neighbors in Seattle and the greater Eastside, including Redmond, Issaquah, Kirkland, Bellevue, Woodinville, Mercer Island, and Bothell. We offer complete Installati

on, Maintenance, Repair and Service of: A/C Systems, Boilers, Gas Furnaces, Radiant Floors, Geothermal Systems, Heat Pumps, and solar heating system. Cardinal backs all of it's products and have selected those that are the best for homeowners solutions in the Northwest.

That smell the first time the heat comes on is dust burning off the heat exchanger. It sat there all summer, the burners...
09/07/2026

That smell the first time the heat comes on is dust burning off the heat exchanger. It sat there all summer, the burners fire for the first time since March, and it cooks off.
It should fade within an hour or so. If it lingers past that, or smells sharp rather than dusty, turn the system off and call someone. Burning dust is normal. Anything electrical or acrid is not.
First cold night usually lands mid-October around here. Now you know what it is.

Every house built before about 2000 has one of these. Four pens, three decades, one label that just says "?" and one nob...
09/04/2026

Every house built before about 2000 has one of these. Four pens, three decades, one label that just says "?" and one nobody has ever dared test.
It matters more than it looks. In an emergency, someone who does not live in your house needs to find the right breaker in the dark, quickly. A panel nobody can read is a panel that costs time when time is the thing you do not have.
We relabel every panel we work in. Printed, accurate, and we test each circuit rather than guessing. It takes an extra twenty minutes and it is not something we charge for.
If yours looks like this, at minimum go and label the main.

Go and find this today. Genuinely, today.It is your main water shutoff, and it is usually in the garage, the crawlspace,...
09/02/2026

Go and find this today. Genuinely, today.
It is your main water shutoff, and it is usually in the garage, the crawlspace, or where the line enters the house. Turn it a quarter turn to check it actually moves, then turn it back. Old gate valves seize, and a valve that will not close is the same as no valve at all.
The reason to do it now is that the alternative is finding it at 2am in a dark crawlspace with water coming through a ceiling. Five minutes today, or twenty minutes and a wet floor later.
While you are there, take a photo of it. You will forget where it was.

One of our guys took the putting contest at the Gensco tournament. The team finished second overall while they were at i...
08/29/2026

One of our guys took the putting contest at the Gensco tournament. The team finished second overall while they were at it.
Not the skill we advertise. We'll take it anyway.

Gensco is our distribution partner for Mitsubishi Electric and Trane. We're a Mitsubishi Diamond Contractor and a Trane ...
08/26/2026

Gensco is our distribution partner for Mitsubishi Electric and Trane. We're a Mitsubishi Diamond Contractor and a Trane Comfort Specialist- certifications that require ongoing factory training and lapse if you stop doing it. For qualifying single-family Diamond installs, that's what lets us register 12 years on parts and compressor.

We sent two of our team to the Gensco golf tournament. They came back with second place overall and a win in the putting...
08/25/2026

We sent two of our team to the Gensco golf tournament. They came back with second place overall and a win in the putting contest, which we have heard about a number of times since.
Gensco is our distributor for Mitsubishi and Trane, and it's the relationship behind our Mitsubishi Diamond Contractor and Trane Comfort Specialist certifications. Both take ongoing factory training to keep, which is the part that actually matters once someone is standing in your house.
Good course, good company, respectable showing from the crew.

A new system is a big investment, so we back ours with a Lifetime Craftsmanship Guarantee and 2 years of maintenance inc...
08/18/2026

A new system is a big investment, so we back ours with a Lifetime Craftsmanship Guarantee and 2 years of maintenance included on every install. Your price stays locked for 60 days, no surprises. That is the Cardinal difference, 34 years on the Eastside, same team, same standards. Call (425) 285-7802.

Keep your system running strong all year. Cardinal's 30-point system maintenance catches small issues before they become...
08/15/2026

Keep your system running strong all year. Cardinal's 30-point system maintenance catches small issues before they become expensive repairs, so your home stays comfortable and your equipment lasts longer. Book with a team the Eastside has trusted for 34 years. Call (425) 285-7802.

Now is the time to upgrade your home comfort. Save $500 on a new heat pump or AC install with Cardinal, plus our Lifetim...
08/13/2026

Now is the time to upgrade your home comfort. Save $500 on a new heat pump or AC install with Cardinal, plus our Lifetime Craftsmanship Guarantee and 2 years of free maintenance included. Your quote is locked in for 60 days with no price changes, so you can decide with confidence. 34 years serving the Eastside. Call (425) 285-7802.

A home that feels just right, in every season. For 34 years, Eastside families have trusted us to keep their homes comfo...
08/11/2026

A home that feels just right, in every season. For 34 years, Eastside families have trusted us to keep their homes comfortable, cozy in winter and cool in summer. Even the four-legged residents approve.

Address

13649 NE 126th Place , Suite 101
Kirkland, WA
98034

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