Heating & Cooling Experts in Kitchener-Waterloo for Over 65 Years

Your HVAC systems are essential to your home comfort, so it’s important to have a service provider you can trust to care for them and keep them running at their best. For residents of the Kitchener-Waterloo area, that heating and cooling service provider is Delta Air Systems Ltd.
Understanding Your Home Comfort System Warranty

A heating and cooling system warranty can be your saving grace if you experience an unexpected malfunction, but many homeowners don’t actually know what their coverage entails. We’ve broken down the home comfort system warranty basics to help you better understand your coverage so there are no surprises.
What is a HEPA Filter?

Indoor air quality is important during every season, but even more so during the winter because our doors and windows are closed, which means minimal fresh air is entering our homes. The best way to maintain good indoor air quality is with a well maintained and effective HVAC filter. When our customers are shopping for […]
Boiler or Furnace: What’s Best for My Home

Unless you work in the HVAC industry, you likely won’t have an extensive knowledge of all of the heating systems available, which can make upgrading or replacing your system seem daunting. In most cases, homeowners choose to go with a boiler or a furnace, but ultimately, the decision comes down to your home comfort needs […]
New Year, New Home Comfort Savings

As we enter further into the new year, the temperature outside is beginning to drop more and more, and although winter started just over a month ago, the coldest weather has likely yet to come. The start of the new year also marks the start of new savings, which is why it’s the best time […]
Finding the Best Furnace Filter

When it comes to indoor air quality, your first line of defence is your furnace filter. There are several options available, and each one is designed to suit specific needs, so we’ve broken down each type to help you choose the best furnace filter for your home.
New Year’s Furnace Resolutions and Tips for 2021

As we enter into the New Year, many of us are taking stock of the past year and looking at what we can do better moving forward. In order to achieve your personal goals for this year, it’s important that your home be comfortable, which is why we’ve compiled a list of furnace tips, or […]
When to Turn on Your HRV System

When to Turn on Your HRV System Most homeowners do their best to make sure their home is sealed and air-tight. It’s helpful in keeping heating and cooling costs lower, as it minimizes air leaks. However, it comes with some downsides. For example, having a properly-sealed home is great for efficiency but it limits the […]
Setting Your Furnace Fan: On vs. Auto

We are all thankful to have our furnaces keeping us warm at this time of year, but your heating system could be doing even more to keep you comfortable this winter. There are two furnace fan settings on your thermostat, on and auto, and each one has a list of pros and cons.
Why Is My Furnace Blowing Cold Air?

A furnace blowing cold air during the heating season is a common complaint we get from homeowners. Sometimes the fix is simple and a few adjustments are needed, and other times it’s a symptom of a bigger problem that requires expert repair!