Toilet

Dual Flush vs. Single Flush Toilet

Are you planning to remodel your bathroom or install a new toilet in your new house? Choosing the proper flushing toilet for your home, business, or office is essential when you plan to remodel your bathroom. An excellent toilet for public use may not be ideal for home use. In this post, you will learn to differentiate between a single flush and a dual flush to decide which toilet you should buy.

Every toilet has its benefits and disadvantages. Single flush toilets are one of the most common types of restrooms on the market, and they are common in older homes and most buildings. Single flush toilets use one gallon per flush for all kinds of waste, while the dual flush toilet has two options: One uses half a gallon for flushing liquid waste, and the other uses a whole tank/gallon to flush away solid waste.

Comparison Chart: Dual Flush vs. Single Flush Toilet

  Dual Flush Single Flush
Technology New Old
Operate Difficult Easy
Cost High Low
Eco-friendly/Water Saving Yes No
Flushing Choice 2 (half and full) 1 (full only)
Maintenance Cost High Low
Suitable for Small Family Small or Big Family/Public use

Water usage

Earlier, older models of single flush toilets would use a lot of water to push down waste – some toilets would use up to 5 gallons per flush, but over time, things have improved. Today, some high-efficiency (HET) single flush toilets use less than 1.28 gallons per flush (GPF). The law in America requires that every bathroom use 1.6 GPF or less.

1.28 vs. 1.6 GPF Toilets

Dual Flush
Dual Flush

Double flush toilets use 0.8 gallons of water for a half flush to clear the liquid waste and 1.6 gallons of water for a full flush to push down solid waste. Usually, there are two buttons on the tank lid for either a half or full flush.

You will save more water with the dual flush toilet as you can use less water for liquid waste.

While with a single flush, water is constant at either 1.28 GPF or 1.6 GPF. The single flush system is suitable for use in busy office bathrooms and public restrooms, while a dual flush toilet is appropriate where there are only a few users.

Toilet Flushing Systems

Even though dual flush toilets help you save more water, some users have reported experiencing difficulty during flushing. The button located on the toilet tank sometimes requires more force to press. But with the old chrome trip lever on the single flush. Dual flush can be challenging for elderly and disabled people. Hence, when it comes to the ease of flushing the toilet, the single flush wins it.

Ease of maintenance

Single Flush Toilet
Single Flush Toilet

The main challenge with the dual flush is that it is not always easy to maintain as its parts are hard to find. For instance, if you need to replace a single flush toilet’s lever or flush valve, you will find replacement parts easily and quickly at your local store. In comparison, the single flush is popular and has spare parts all over the market.

Eco-friendly

Dual flush toilets are a more eco-friendly option if you aim to save a lot of water. They use little water, but they are very effective in performance. When installing this type of toilet, you can save more than 25 000 gallons of water per year.

Which type of toilet should you buy?

The double flush is more expensive than the single flush on cost comparison. However, if you consider the amount of water you will be saving with a dual flush, it is worth the investment in the long run.

Conclusion

Whether you are replacing your old toilet, remodeling your bathroom, or installing a toilet in your new house, it is essential to understand the benefits and disadvantages of these two types of toilets. Take your time to analyze how they will best suit your daily life and the people around you. Single flush toilets are more appropriate in high traffic areas, while double flush toilets are convenient for home use. Also, according to the state’s regulations, it is a good idea to get the right toilet.

Hope the above will help you make your choice. If you are still in doubt, you can contact a professional plumber who will provide you with the best advice based on your daily use. Don’t forget to drop down your comments in the section below.

Dual Flush vs. Single Flush Toilet

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