# Restaurant water heater requirements

## How do you size a commercial water heater?

Assume for this example that your business day is 12 hours long, you use an average of 600 gallons per hour, and your water heater produces 400 gallons per hour. Your water tank would need to be at least C=12(600-400)= 12(200)=2,400 gallons.

## Can a restaurant operate without hot water?

Yes, most states allow restaurants to legally operate temporarily without hot running water . However, hot water is still necessary to remain open . The restaurant must utilize an alternative method for heating and storing hot water for cleaning and sanitation.

## What is the difference between a commercial water heater and a residential water heater?

The biggest difference between commercial water heaters is their capacity for producing heat , rather than their physical tank size. Smaller commercial /industrial water heaters generate heat starting at about 500,000 BTU per hour.

## How much hot water does a restaurant use?

The average restaurant uses approximately 2 gallons of hot water per meal served. Approximately 60% of this total is used during the peak dishwashing period. This 60%, or 1.2 gallons per meal, is a mixture of 140-degree and 180-degree water . Of this 1.2 gallons, 60%, or .

## How do I know what size tankless water heater I need?

How to Select the Right Size Tankless Water Heater Determine the maximum number of devices you want to run and their total flow rate. Then, add up their flow rates (gallons per minute). Determine required temperature rise. Sizing Example: An average shower will be between 104–106° and uses 2.6 gallons of water .

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## What size water tank do I need?

As a general rule of thumb, each square metre of roof space collects around 1 litre of water for every 1 millimetre of rainfall received. Using the calculation of (x) square metres of roof space available for connection to your tank multiplied by the amount of rainfall will help guide your decision.

## Does hot water kill bacteria on dishes?

Even it hot water doesn’t kill much bacteria , it does help to get your dishes and clothes cleaner, thus ridding them of potential hosts for bacteria . Hot water and detergent together attack oils and grime. That oil and grime that you rinse away with the water contains bacteria or could otherwise host bacteria .

## Is hot running water a legal requirement?

Suitable and sufficient sanitary conveniences and washing facilities should be provided at readily accessible places. Washing facilities should have running hot and cold or warm water , soap and clean towels or other means of cleaning or drying. If required by the type of work, showers should also be provided.

## Is it legal to be at work with no running water?

Yes. There’s a clear duty on employers to provide drinking water at work , under the Workplace (Health, Safety and Welfare) Regulations 1992. The Regulations state that an “adequate supply of wholesome drinking water ” must be provided, and that it be readily available at suitable and clearly marked places.

## How long can you shower with a 40 gallon water heater?

A 40 – gallon water heater can provide up to 2 showers in an hour (if you ‘re not using any other water appliances).

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## What is the longest lasting water heater?

A tankless water heater can last up to 20 years, sometimes even longer. Also called “on-demand” water heaters , these appliances do not work continuously to maintain a supply of hot water —and, as a result, they last longer than their tank -style counterparts.

## How long does it take for a 50 gallon water heater to run out of hot water?

A 50-gallon water tank will require about 20 minutes to refill and another 20 minutes to heat (call it 60 minutes to be safe). So if Uncle Bob drains all of your hot water, plan on waiting an hour before taking your turn.

## What is the average electric bill for a restaurant?

Restaurants in the United States spend on average \$2.90 per square foot (ft2) on electricity and \$0.85 per ft2 on natural gas annually. This means 3 to 5 percent of their total operating costs are typically spent on energy. Some efficiency measures can be implemented with little or no investment.

## How much water does a small restaurant use?

While there are studies that suggest restaurant water usage of as much as 25,000 gallons daily, the more common estimate is that a typical sit-down restaurant uses 3,000 to 7,000 gallons per day, with an average of about 5,800. Another number that pops up in studies is 24 gallons per seat per day.

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