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Heating

Tank vs tankless water heaters

Anonymous user 24/11/2025 - 9:02 AM

What are benefits and cost of replacing a tank vs tankless water heater.?

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5 Answers

Air Heating Plus, Ltd.

Rating: 5 out of 5
Mississauga
Tankless is water in demand and more expensive to maintain compared to a regular tank that is less maintained. Tankless water heaters need to be cleaned every year, typically by flushing, to maintain the warranty. Price is around 300.00 to 320.00 for the long run maintenance is cost.
Answered17 November 2025
0

Lou’s Plumbing & Gas

No reviews yet

Cambridge
Tank: Pros -Cheaper Install -Hot water during power outage -Little Maintenance required -Simpler system Con -Low life span -Higher potential for flooding -Less efficient Tankless: -Significantly longer lasting lifespan (2x - 3x on average as long as you maintain it properly) -Better on fuel consumption since you are not constantly heating a tank of water -“Unlimited” hot water Cons: -Upfront cost -Requires a water softener functioning properly and yearly maintenance -More complex system (more parts/ things can go wrong) My personal professional opinion is, if you plan on staying in your current home for a while, and you have a water softener that is functioning properly, and you are willing to learn to do the maintenance on the unit ( or pay someone to do it) tankless is significantly superior.
Answered19 November 2025
0

Omega Heating & Air Inc.

Rating: 4.8 out of 5
Mississauga
Both options work great depending on what the circumstances are. If you 2-3 showers in the home and they are "Typical" flow rates of 1.3-1.5 gpm then you will be fine with most tankless units. If you have more the 3 showers in a house and you use minimum 2-3 at the same time you may experience some cold water sandwich or hot water flow limitations. With a tank, if you have 50 gall of hot water and your running approximately 2 showers at the same time you will have approx 20 min of continuous hot water and then you will have to wait appprox 20-40 min for the tank to recover. The tank does require maintenance as well, not every year like a tankless, but it also requires a flush to maintain the unit. Happy to discuss things anyone. Thanks Omega Heating & Air Inc
Answered21 November 2025
0

Avenue Air Systems

Rating: 5 out of 5
Bolton
Both tank and tankless water heaters have their advantages, and the best choice really depends on your home and usage. Tank Water Heaters: - Store and heat a large amount of water (usually 40–50 gallons). - Lower upfront cost. - Simpler installation and repairs. -Can run out of hot water if several people use it back-to-back. Tankless Water Heaters: - Heat water only when you need it, so you get endless hot water. -More energy-efficient and can lower utility bills. - Longer lifespan. -Higher upfront cost and may require upgrades to gas or electrical lines. Which is better? There’s no one-size-fits-all answer. - If you want endless hot water and long-term efficiency, tankless is usually best. - If you prefer a lower upfront cost and a straightforward system, a tank heater is a great choice.
Answered24 November 2025
0

Mulford Plumbing and Heating

Rating: 5 out of 5
Airdrie
Thanks for the question — I get this one a lot! Both tank and tankless systems will give you hot water, but they fit different lifestyles. Here’s how I usually explain it to customers in simple terms: Tank Water Heater (the classic setup) Think of it like having a big thermos in your basement. It keeps a chunk of water hot all day so it’s ready when you need it. Why people choose it: • It’s the most budget-friendly option • Quick, simple replacement • Great if your household uses hot water at the same time (showers + laundry, etc.) Things to keep in mind: • It’s always heating, even when you’re not using water • Takes up floor space • Lifespan is usually around 10–12 years Typical install cost: Around $1,800–$2,500 depending on size. ⸻ Tankless Water Heater (on-demand) This one works like a “hot-water espresso machine” — it fires up only when you turn on a tap. Why people love it: • Endless hot water (great for bigger families or long showers) • Much more energy-efficient • Small, wall-mounted unit • Often lasts 15–20+ years What to consider: • Higher upfront cost • Some homes need gas line or venting upgrades • Hard-water areas need regular descaling Typical install cost: Usually in the $4,500–$6,500+ range depending on the setup.
Answered24 November 2025
0