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Serving the Greater Bellevue Area



Residential and Commercial HVAC Contractors in Redmond, WA

Whether you own a home in the Redmond, WA area, or operate a business space, you know the value of a quality HVAC systems. Our summers are warm and humid, and our winters cold and wet, all of which means you need both reliable air conditioning and top–notch heating.

At S&L Mechanical Heating and Cooling, we want to be your go–to source for residential and commercial HVAC service. That starts with quality contractor work, and continues with maintenance, repair, and replacement services for a wide variety of systems. We also handle plumbing and indoor air quality products, so call us today!

Air Conditioning

Homeowners in the Redmond, WA area are always looking to save money where they can be attempting repairs to vital household appliances themselves. Business owners are usually a little more prudent, but they too look for the least expensive option sometimes.

When it comes to air conditioning repairs, you need a professional team with the right licensing and credentials to do the job. We cover a variety of systems and serve homes and business throughout Redmond, WA!

Ductless Systems

If a traditional centralized air conditioner isn’t right for your home, you might want to consider a ductless system as an alternative. It uses multiple smaller units instead of one big one, each of which heats and cools a single section of the house. Because each unit can be adjusted individually, you can set temperatures according to your taste in different sections of the house!


Heating repair services are available throughout the area, but before that happens, you need to detect the signs of a problem with your system. They can include strange noises you don’t normally associate with the running of the system, reduced heating, reduced air flow out of the vents, short cycling, or spikes in monthly bills If you spot these problems, turn off the heater and call for repairs!

Indoor Air Quality

We can be rightfully focused on temperature control when it comes to the comfort and safety of your home, which means focusing on heaters and air conditioners. But indoor air quality plays a part too, and things like high humidity or bacteria in the air can affect your quality of life. You can fight these issues by having an IAQ device installed in your home: an air purifier, UV light system or the like. Call us to discuss your options.

Water Heaters

Water heaters tend to do their jobs quietly and without fuss, tucked away in corners of the house like the garage or basement where people don’t always have a reason to linger. Because of that, problems with your water heater can be difficult to spot until it’s too late. You can prevent serious trouble with your water heater by scheduling regular maintenance once a year, as well as flushing out the tank every few months and replacing the anode rod.

Commercial HVAC

A commercial HVAC system differs from a residential system in many ways. Bedsides the fact that it must often heat and cool a larger space, it must account for multiple stories – far more than any home in most cases – while also accommodating any specific heating and cooling needs (such as multiple computer systems, which must be kept cool).Regardless of your business needs, you want a trained professional who knows the difference between a residential and commercial HVAC system.