Are you tired of lukewarm showers or dreading that hefty energy bill? Upgrading your water heater could be the answer! But with so many options, how do you choose? In Ontario, the big debate is often tank vs. tankless. Let's dive into the pros and cons of each to help you make the best decision for your home.

## Tank Water Heaters: The Traditional Choice

Tank water heaters are the classic, tried-and-true option. They constantly heat and store a large volume of water, typically 40-60 gallons, ready for you whenever you need it.

### Pros of Tank Water Heaters:

*   **Lower Upfront Cost:** Tank water heaters are generally cheaper to purchase and install compared to tankless models.
*   **Simpler Installation:** Installation is usually straightforward, as most homes are already set up for a tank system.
*   **Consistent Hot Water:** You have a readily available supply of hot water, even during peak usage times.

### Cons of Tank Water Heaters:

*   **Standby Heat Loss:** The tank constantly loses heat, even when you're not using hot water, leading to energy waste.
*   **Bulky Size:** Tank water heaters take up significant space, which can be a concern for smaller homes.
*   **Limited Hot Water Supply:** You can run out of hot water if you use more than the tank's capacity. Ever been stuck with an icy shower? Not fun!
*   **Shorter Lifespan:** Typically lasts 10-15 years.

## Tankless Water Heaters: On-Demand Hot Water

Tankless water heaters, also known as on-demand water heaters, heat water only when you need it. They don't store any water, so you get an endless supply of hot water.

### Pros of Tankless Water Heaters:

*   **Endless Hot Water:** Never run out of hot water again! Perfect for large families or homes with multiple bathrooms.
*   **Energy Efficiency:** Tankless heaters only heat water when needed, reducing standby heat loss and saving energy.
*   **Space-Saving:** They are much smaller and more compact than tank water heaters, freeing up valuable space.
*   **Longer Lifespan:** Typically lasts 20+ years.

### Cons of Tankless Water Heaters:

*   **Higher Upfront Cost:** Tankless heaters are more expensive to purchase and install.
*   **Complex Installation:** Installation can be more complex, potentially requiring upgrades to your gas line or electrical panel.
*   **Potential for Cold Water Sandwich:** You might experience a brief burst of cold water before the hot water arrives, especially if the unit is located far from the faucet.
*   **Lower Flow Rate:** Can sometimes struggle to supply hot water to multiple fixtures simultaneously, especially older models. Newer units have addressed this issue, but it's something to consider.

## Things to Consider When Choosing

Before making a decision, think about these factors:

*   **Your Budget:** How much are you willing to spend upfront? And what are your long-term energy savings goals?
*   **Your Hot Water Needs:** How many people live in your household? How often do you use hot water simultaneously?
*   **Your Home's Infrastructure:** Is your gas line or electrical panel adequate for a tankless system?
*   **Installation Costs:** Get quotes from multiple contractors to compare pricing.
*   **Rebates and Incentives:** Check for available rebates or incentives from the Ontario government or energy providers. These can significantly offset the cost of a new water heater.

**Pro Tip:** Natural Resources Canada offers resources to help homeowners improve energy efficiency, including information on water heaters. Worth checking out!

Choosing the right water heater is a big decision. Weigh the pros and cons of each option, consider your specific needs and budget, and consult with a qualified plumbing professional to ensure a smooth installation.

Confused about tank vs. tankless water heaters in Ontario? We break down the pros and cons to help you choose the perfect system for your home and budget.

Tank vs. Tankless Water Heater Ontario: Which is the Best Choice?

Tank vs. Tankless Water Heater in Ontario: Which is Right for You?

Tired of lukewarm showers after Fido's bath? Or running out of hot water when filling the pet's paddling pool in the summer? Upgrading your water heater can solve these problems. The big question is: propane tankless or tank? Let's dive in!

## Propane Tank Water Heaters: The Reliable Standard

Propane tank water heaters are the traditional choice. They heat water in a large insulated tank and store it until you need it.

### How They Work

A propane burner heats the water inside the tank. A thermostat controls the burner to maintain a set temperature.

### Pros:

*   **Lower upfront cost:** Typically less expensive to purchase than tankless models.
*   **Simpler installation:** Often easier to install, especially if you're replacing an existing tank heater.
*   **Familiar technology:** Most plumbers are well-versed in tank water heater repair and maintenance.

### Cons:

*   **Standby heat loss:** Constantly reheating water in the tank, even when you're not using it, wastes energy. This is like leaving a burner on your stove all day – inefficient!
*   **Limited hot water supply:** Once the tank is empty, you have to wait for it to refill and reheat.
*   **Bulky size:** Takes up significant floor space.

## Propane Tankless Water Heaters: On-Demand Hot Water

Tankless water heaters, also called on-demand water heaters, heat water only when you need it. No more waiting for the tank to refill!

### How They Work

When you turn on a hot water tap, cold water flows through a heat exchanger that is heated by a propane burner. The water is heated instantly and delivered to your faucet.

### Pros:

*   **Endless hot water:** Enjoy back-to-back showers and pet baths without running out of hot water. Great if you have a lot of pets to wash after a muddy walk!
*   **Energy efficient:** Only heats water when you need it, eliminating standby heat loss. Save money on your propane bills.
*   **Space-saving:** Compact design frees up valuable floor space.
*   **Longer lifespan:** Tankless water heaters typically last longer than tank models.

### Cons:

*   **Higher upfront cost:** More expensive to purchase than tank water heaters.
*   **More complex installation:** May require professional installation and potentially upgrading your gas lines.
*   **Potential for cold water sandwich:** A brief burst of cold water can occur before the hot water arrives, especially at infrequently used taps.

## Making the Right Choice

Consider these factors when choosing between a propane tankless and tank water heater:

*   **Hot water demand:** How much hot water do you use daily? If you have a large family or use a lot of hot water (think frequent pet baths and laundry), a tankless heater might be a better choice.
*   **Budget:** What's your budget for purchasing and installing a new water heater? Tank heaters are cheaper upfront, but tankless heaters can save you money in the long run through energy savings.
*   **Space:** How much space do you have available for a water heater? Tankless heaters are much more compact.
*   **Installation:** Are you comfortable with DIY installation, or will you hire a professional? Tankless heaters often require professional installation.

**Tip:** Check with your local utility company for rebates and incentives on energy-efficient appliances, including tankless water heaters.

Ultimately, the best choice for you depends on your individual needs and circumstances. Weigh the pros and cons carefully to make an informed decision.


Choosing between a propane tankless and a tank water heater? This guide helps pet owners decide which is best for their home and lifestyle.

Water Heater — posts & guides

Tank vs. Tankless Water Heater in Ontario: Which is Right for You?

Tankless vs. Tank: Which Propane Water Heater is Right for Your Home?