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Introduction
Hey readers!
Welcome to our comprehensive guide on good gas water heaters. In today’s world, having access to hot water is an essential part of our daily lives. Gas water heaters are a great option for those who want an energy-efficient and reliable way to heat their water. In this article, we’ll dive into the world of gas water heaters and help you find the good one for your home.
Types of Gas Water Heaters
There are two main types of gas water heaters: tank-type and tankless.
Tank-Type Water Heaters
Tank-type water heaters store hot water in a large tank, typically ranging from 30 to 80 gallons. These water heaters are generally less expensive to purchase and install than tankless models. However, they can be less energy-efficient because they constantly keep a tank of water heated, even when not in use.
Tankless Water Heaters
Tankless water heaters heat water on demand, only when you need it. This can lead to significant energy savings compared to tank-type water heaters. However, tankless water heaters can be more expensive to purchase and install.
Factors to Consider When Choosing a Good Gas Water Heater
When choosing a good gas water heater, there are several factors to consider:
1. Energy Efficiency
Energy efficiency is a key consideration when choosing a water heater. The higher the energy efficiency rating, the less it will cost to operate the water heater. Look for water heaters with an Energy Factor (EF) of 0.8 or higher.
2. Size
The size of the water heater you need will depend on the number of people in your household and your hot water usage. A general rule of thumb is to choose a water heater with a capacity of 50 gallons for a family of four.
3. Flow Rate
The flow rate of a water heater is the amount of hot water it can deliver per minute. This is important if you have multiple showers or faucets that are used simultaneously. A good flow rate for a family of four is around 12 gpm (gallons per minute).
Features to Look for in a Good Gas Water Heater
In addition to the factors above, there are several features that can make a good gas water heater even better:
1. Electronic Ignition
Electronic ignition systems are more reliable and efficient than pilot lights. They also eliminate the need for a standing pilot, which can waste energy.
2. Self-Diagnostic System
A self-diagnostic system can help you troubleshoot any problems with your water heater. This can save you time and money on repairs.
3. Leak Protection
Leak protection features can help prevent water damage in the event of a leak. These features can include automatic shut-off valves and pans that collect water.
Comparison Table of Good Gas Water Heaters
| Brand | Model | Energy Factor | Size | Flow Rate | Features |
|---|---|---|---|---|---|
| A.O. Smith | PROMAX GTN-50 | 0.82 | 50 gallons | 12 gpm | Electronic ignition, self-diagnostic system, leak protection |
| Bradford White | M300S6-50 | 0.84 | 50 gallons | 14 gpm | Electronic ignition, self-diagnostic system, leak protection |
| Rheem | RTG-50 | 0.83 | 50 gallons | 13 gpm | Electronic ignition, self-diagnostic system, leak protection |
| Rinnai | RL95e | 0.95 | Tankless | 9.5 gpm | Electronic ignition, self-diagnostic system, leak protection |
| Bosch | Tronic 3000 TNG-50 | 0.90 | 50 gallons | 15 gpm | Electronic ignition, self-diagnostic system, leak protection |
Conclusion
Choosing a good gas water heater is an important decision for your home. By considering the factors and features discussed in this article, you can find the water heater that best meets your needs.
If you’re interested in learning more about gas water heaters, be sure to check out our other articles on the subject. We cover topics such as how to install a gas water heater, how to maintain a gas water heater, and how to troubleshoot common gas water heater problems.
FAQ About Tankless Gas Water Heaters
What are the benefits of a tankless gas water heater?
- Continuous hot water supply with no waiting or running out.
- Smaller size and space-saving design compared to tank water heaters.
- Higher energy efficiency, reducing energy bills.
- Longer lifespan typically lasting over 20 years.
How does a tankless gas water heater work?
- Water flows through a heat exchanger as needed, heated instantly by a gas burner.
- No water is stored, providing hot water on demand.
What size tankless gas water heater do I need?
- Determine the peak flow rate (gallons per minute) of all your fixtures.
- Add 20-30% for future or simultaneous use.
- Use a sizing chart or consult a plumber for guidance.
How long does it take to get hot water from a tankless gas water heater?
- Typically within 2-5 seconds, depending on the distance from the heater and pipe insulation.
Can I use a tankless gas water heater with any gas source?
- Yes, they can operate on natural gas, propane, or liquid propane (LP).
What is the maintenance required for a tankless gas water heater?
- Annual flushing to remove sediment buildup and extend lifespan.
- Inspection and cleaning of the burner and heat exchanger every 5-7 years.
How much does a tankless gas water heater cost?
- The cost can vary depending on the size, features, and installation requirements. Typically, they cost between $1,000-$2,500.
What is the lifespan of a tankless gas water heater?
- With proper maintenance, a tankless gas water heater can last over 20 years.
Is a tankless gas water heater a good choice for cold climates?
- Yes, tankless gas water heaters are designed to perform well in cold climates with adequate insulation around the pipes.
What are the drawbacks of a tankless gas water heater?
- May not be suitable for homes with high peak hot water demands or multiple bathrooms using hot water simultaneously.
- Initial cost can be higher compared to traditional tank water heaters.
