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!
Check out how we do it!
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.
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.
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
Sign up to learn tips about keeping your HVAC unit in tip-top shape, year round.
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!
4346 Colonel Talbot Road, London, Ontario N6P 1B2, Canada
Monday - Friday: 8am - 5pm
Saturday - Sunday: By appointment only
Copyright © 2018 CASI Air & Water - All Rights Reserved.