CASI Air & Water

BOOK TODAY FOR YOUR NO COST QUOTATION

BOOK TODAY FOR YOUR NO COST QUOTATION

BOOK TODAY FOR YOUR NO COST QUOTATIONBOOK TODAY FOR YOUR NO COST QUOTATIONBOOK TODAY FOR YOUR NO COST QUOTATION

Welcome to CASI AIr & Water

There's much to see here. So, take your time, look around, and learn all there is to know about us. We hope you enjoy our site and take a moment to drop us a line. If you would like to know more about our products, or for a free quote call 519-646-2274! 

Best duct cleaning in london

Check out how we do it! 

Some like it cool, some like it hot!

100% Satisfaction Guaranteed with 10 Years on the Market

Welcome to CASI Air & Water
in London, Ontario

CASI Air & Water is a fully licensed and professional HVAC and air/water purification company. Based out of London, Ontario, CASI serves clients from Windsor to Ottawa and everything in between. 



Individualized HVAC Options

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CASI offers services from furnaces, air conditioning systems, purification for air and water, full maintenance and protection packages, to the duct and furnace cleaning. Our licensed gas fitters insure a perfect job with every customer, not only with our furnace and duct divisions but also with our water and air division.

Customer Satisfaction Guaranteed

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With our competitive pricing, top of the line products, impeccable customer service, and incredible protection plans, it’s no wonder that CASI is the number one HVAC and water purification company in South-Western Ontario. Please take a look at our online product line, and feel free to call our office for a free quote on a furnace, A/C, duct cleaners, air purifiers, water conditioners and softeners, or reverse osmosis water purifiers

Contact Us

24 Hour Emergency Service Available

We strive to be in constant communication with our customers until the job is done. If you have questions or special requests, just drop us a line. To get a free quote, or for emergency service, please contact us at your convenience. We look forward to serving you!

CASI Air & Water

4346 Colonel Talbot Road, London, Ontario N6P 1B2, Canada

519-646-2274

Hours

Monday - Friday: 8am - 5pm

Saturday - Sunday: By appointment only

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