Heating Archives | Page 3 of 5 | Toronto Air Systems

11 Jan

What You Need to Know About Furnace Filters: Clearing the Air

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August 3, 2026

The furnace filter is the cheapest part of your whole heating system — and one of the few you are entirely responsible for maintaining. Here is what MERV ratings actually mean, how…

11 Jan

Heating

7 Signs It’s Time to Replace Your Furnace: A Homeowner’s Alert

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Shayan Naghizadeh

August 3, 2026

Furnaces rarely fail without warning. Age, repair frequency, and a handful of physical symptoms usually tell you a replacement is coming months before it actually breaks down. Here is how to read…

08 Jan

Heating

How to Size a Tankless Water Heater: GPM, Fixture Count & Gas Line Sizing for Toronto Homes

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Shayan Naghizadeh

August 3, 2026

Tankless water heaters are rated by GPM (gallons per minute) at a given temperature rise, not by tank volume — a completely different sizing logic than what most homeowners are used to…

29 Dec

Heating

How to Reduce Your Hydro Bill This Summer Without Sacrificing Comfort

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Shayan Naghizadeh

August 3, 2026

Air conditioning is usually the single largest line item on a GTA summer hydro bill — often more than every other appliance in the house combined during July and August. Two things…

29 Dec

Heating

How Do Ductless Air Conditioners Actually Work?

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Shayan Naghizadeh

August 3, 2026

No ducts, no bulky window unit, and somehow it still heats and cools an entire room. Here is the plain-English version of what happens inside a ductless mini-split — and why the…

29 Dec

Heating

Endless Hot Water: The Real Benefits of Tankless Water Heaters for Toronto Homes

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Shayan Naghizadeh

August 3, 2026

A 40- or 60-gallon tank heats water around the clock whether anyone’s home or not. A tankless unit heats water only when a tap opens — and that one design difference explains…

29 Dec

Heating

Is Your Air Conditioner Not Cooling Efficiently? Signs, Causes, and Repair vs. Replace

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Shayan Naghizadeh

August 3, 2026

Running constantly but never quite reaching the setpoint, warm air from some vents, higher hydro bills than last summer — these are the early signs of an underperforming AC, not just "it's…

29 Dec

Heating

SEER vs. EER: What These AC Efficiency Ratings Actually Mean for Your Toronto Home

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Shayan Naghizadeh

August 3, 2026

Every AC spec sheet lists both SEER and EER, and most shoppers assume they measure the same thing. They do not — one predicts your seasonal hydro bill, the other tells you…

28 Dec

Heating

HVAC Maintenance for Pet Owners: Keeping Your System Fur-Free and Efficient

Posted by

Shayan Naghizadeh

August 3, 2026

Pet hair and dander clog a filter roughly twice as fast as a pet-free home, and most manufacturer maintenance schedules are not written with a shedding dog or cat in mind. Here…

28 Dec

Heating

What Size Air Conditioner Do You Need? A Toronto Homeowner’s Sizing Guide

Posted by

Shayan Naghizadeh

August 3, 2026

Tonnage charts assume every house is built the same way, and no two Toronto houses are. A 1950s North York bungalow with plaster walls and small windows loses and gains heat very…