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HVAC Tips & Guides for
London Ontario
Practical advice on furnaces, AC, heat pumps, tankless water heaters, indoor air quality, and home comfort from Abdullah Ghzail — TSSA certified technician and founder of Hawana HVAC Solutions. Written for Southwestern Ontario's specific climate, regulations, and grant programs.
Latest Article
2026 Refrigerant Changes in Ontario: What London Homeowners Need to Know About R-410A Phase-Out
R-410A — the refrigerant in virtually every AC installed in Ontario between 2010 and 2024 — is being phased out of production. What that means for repair costs on your existing system, the transition to R-32, and what to look for when buying a replacement AC in 2026.
Read the Full Guide ›All HVAC Articles — London Ontario
11 articles covering furnace, AC, heat pump, tankless water heater, indoor air quality, and home comfort for Southwestern Ontario homeowners. New posts auto-appear here the moment they're published.
What to Do If Your Furnace Stops Working in London Ontario – Winter Emergency Guide 2026
Step-by-step furnace troubleshooting — what to check yourself before calling, and which symptoms mean call immediately.
Read article ›Best Smart Thermostats for Ontario Homes 2026 – Nest, Ecobee & More
Nest vs Ecobee vs Honeywell T6 for Ontario homes — compatibility, Enbridge eligibility, and which works best with a two-stage furnace.
Read article ›Improving Indoor Air Quality in London Ontario Homes – 2026 Solutions
HRV, ERV, humidifiers, and HEPA filtration — what each does, which suits Ontario's climate, and how to choose for your home.
Read article ›2026 R-410A Refrigerant Phase-Out – London Ontario Guide
R-410A production is ending. What it means for repair costs on existing AC and what refrigerant to specify when replacing in 2026.
Read article ›Commercial HVAC Maintenance Plans for Businesses in London & Woodstock ON
What commercial HVAC maintenance covers, how often different business types need service, and why planned maintenance costs less than emergencies.
Read article ›Tankless Water Heater Installation in Tillsonburg & Aylmer Ontario
Installation guide for smaller Ontario communities — costs, brands, gas line requirements, and Enbridge rebate eligibility.
Read article ›Tips for Saving Money on Your Heating Bills
Proven strategies for Ontario homeowners to reduce winter heating costs — smart thermostat setbacks, insulation, and air sealing.
Read article ›Energy Efficiency of Tankless Water Heaters
How tankless compares to tank systems for energy use, and why the upfront vs long-term savings calculation matters for Ontario homeowners.
Read article ›HVAC Maintenance Tips London Ontario
Seasonal HVAC maintenance checklist for London Ontario homeowners — what to do each season to prevent costly breakdowns.
Read article ›Best HVAC System for London Ontario Homes
Comparing heat pumps, high-efficiency furnaces, and central AC for London Ontario's four-season climate — which combination delivers the best value.
Read article ›Energy Efficient Furnace London Ontario
AFUE ratings explained — what 96% AFUE means, which models qualify for the Enbridge $650 rebate, and when high-efficiency pays off.
Read article ›About the Author
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Questions About Your HVAC System?
Call Abdullah directly — TSSA certified, published prices before you call, zero after-hours surcharge, no rental. London Ontario and all of Southwestern Ontario.
Best Time to Buy AC in London Ontario 2026
Best Time to Buy AC in London Ontario 2026 | When to Get the Best Deal Home› Blog› Best Time
Why Is My AC Not Working? London Ontario 2026
Why Is My AC Not Working? London Ontario 2026 — Full Troubleshooting Guide | Hawana HVAC Home› Blog› Why Is
AC Installation Cost London Ontario 2026
AC Installation Cost London Ontario 2026 — What You’ll Pay | Hawana HVAC Home› Blog› AC Installation Cost London Ontario
Spring AC Maintenance Checklist 2026
Spring AC Maintenance Checklist 2026 | Prepare AC for Summer | Hawana HVAC Home › Blog › Spring AC Maintenance
AC Not Cooling? 5 Common Spring Problems
AC Not Cooling London ON | 5 Common Spring Problems & Fixes | Hawana HVAC Home › Blog › AC
2026 Refrigerant Changes in Ontario: What London Homeowners Need to Know About R-410A Phase-Out | Hawana HVAC
2026 Refrigerant Changes in Ontario: R-410A Phase-Out Explained | Hawana HVAC Home › Blog › 2026 Refrigerant Changes in Ontario
Choose Hawana Hvac Solutions
TIME
We know that your time is precious, whether it's renting a property, your own property or your company, we will be there immediately, so you can resume your daily activities with as little disruption as possible.
QUALITY
Our technicians are experienced and use new, original, and high-quality parts to complete your equipment repairs.
PRICE
Other companies will give you the invoice to the unknown amount when repairing. Along with us, it will always take some effort before the work done before work is done.
