An average walk-in tub has a 60-gallon water capacity. We list how much water do top 7 types of walk-in tubs require, what to consider (water Yes, the walk-in tub does use more water than a standard tub; however it uses the same amount of water as a standard shower. The standard shower is 7 minutes long and uses 7 gallons a minute. Walk in tubs work best for those that like to bath, but want to have the option for a standup or How much water does it take to fill the tub? Your new TheraTub walk-in bathtub and shower holds 47 gallons of water with no one in it. Depending on the size of the person in the tub, it will take several gallons less to fill. As a point of reference: The average 10 minute shower uses 40-50 gallons. For example, if your water heater holds 45 gallons but your walk-in bathtub holds 50 gallons, you may run out of hot water before you fill your tub. The best way to know how much water your tub holds is to measure your own tub. Many Gallons of Water Does the Average Washing Machine Hold When Full Walk-In tubs are an attractive and safe solution to the problem of bathing There are many factors to consider when purchasing a tub of this kind. The problems began when I realized that I could not fill the tub with hot water. a 50 gallon tank In fact, the tub, filled to the overflow outlet, holds 70 gallons (see Math below). With so many questions surrounding the purchase of a walk-in bathtub, it’s sometimes difficult to remember Q – How much water does it take to fill a walk-in tub? A 40 gallon tub will actually hold much more than that if you fill it completely. Walk-in bathtubs are ideal for the elderly because they reduce falls in the bathroom. Fast draining capabilities are included with many of these tubs, so users don’t need to chilly) while the tub fills, you could have difficulty getting the right water temperature. Subject: How much water does the tub hold.