Is a 28 gallon water heater enough?

For a tank-style heater, household size is a simple indicator of hot water needs. You can estimate the necessary tank capacity (in gallons) based on the number of people in the house: 1 or 2 people—23 to 36 gallons. 2 to 4 people—36 to 46 gallons.

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Also to know is, how do I calculate what size water heater 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.

In this way, how long can I shower with 30 gallon water heater? Say your electric heater is 30 gallons.
Tank Capacity (gallons) Minutes of Hot Water (electric) Minutes of Hot Water (gas)
30 19 30
40 25 40
50 31 50

Additionally, how wide is a 30 gallon electric water heater?

19″
Dimensions & Venting
Type: Tall
Height: 46 1/2″
Diameter: 19″
Width: 19″

Is 30 gallon water heater big enough?

A 30 gallon water heater should be able to supply enough hot water to meet the needs of a household of 1 -2 people with only one bathroom. … The first hour rating on 30 gallon tanks is between 42 and 53 gallons so they are limited to one bedroom and one bathroom applications.

Is a 20 gallon water heater enough for a shower?

For a shower or bath, you need around 20 gallons. Showers with the energy-efficient shower head – 2.5-3 gal/min. Automatic dishwasher needs around 14 gallons and 1-2.5 GPM flow rate.

What are dimensions of 28 gallon water heater?

Product Specifications

Dimensions & Venting
Type: Tall
Height: 30″
Diameter: 22″
Width: 22″

What are the dimensions of a 30 gallon hot water heater?

Smith® 30-Gallon Tall Natural Gas Water Heater

Assembled Dimensions
Product Depth 16″
Product Height 61.5″
Product Weight 123 Lb
Product Width 16″

What is a standard size hot water tank?

A tank size of 36- to 46-gallons is best for homes of up to four people. A home with five people can be served by a 46- to 56-gallon tank. For six or more people, look at larger tanks with a 60-gallon or greater capacity.

What size point of water heater do I need for a shower?

2.5 gpm

What size water heater do I need for a family of 3?

1 – 2 people, you’ll need a water tank with at least a 30-gallon capacity. 2 – 3 people, you’ll need at least a 40-gallon capacity tank. 3 – 4 people, you’ll need at least a 50-gallon capacity tank (electric) or a 40-gallon capacity tank (natural gas or liquid propane).

What size water heater is needed for a family of 4?

For a four-person family, a 50-gallon water heater is sufficient. 50-gallons is good if you’re using electricity, and 40 gallons will work for natural gas or propane. Families with more than five persons may benefit from an 80-gallon electric water heater or 50-gallon gas water heater.

What size water tank do I need for my house?

For 1 to 2 people: 30-40 gallons. For 2 to 3 people: 40-50 gallons. For 3 to 4 people: 50-60 gallons. For 5+ people: 60-80 gallons.

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