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How Much Do Hot Tubs Weigh? Small, Medium, and Large

You’ve decided to invest in a hot tub, but you’re wondering, “how much do they weigh?” It’s crucial to know, especially if you’re planning where to place it. Empty or filled, hot tub weights can vary significantly.

Hot tubs can weigh anywhere from 500 to 1,000 pounds when empty. However, this weight can significantly increase when you add water and people. A standard 6-person hot tub filled with water can weigh around 5,500 pounds. The exact weight can vary based on the size, model, and materials of the hot tub.

Let’s dive in, understand what contributes to their weight, learn how to calculate it, and even figure out how to move one. Ready? Let’s soak up some knowledge together!

how much hot tubs weigh
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What Makes Hot Tubs Heavy?

You’re probably wondering about the factors that contribute to the weight of a hot tub, aren’t you? Well, it’s not just one thing. Several components add up to make a hot tub heavy.

First, there’s the shell. It’s typically made of acrylic, a sturdy material that can support the weight of water, people, and the tub’s other components. Then, we have the frame. It’s usually constructed of wood or metal to provide strength and stability.

Next, consider the water. Depending on the capacity of the hot tub, the water alone can weigh upwards of 5,000 pounds! Plus, we can’t forget about the hardware. Pumps, heaters, and other equipment add weight too.

Related Read: How Many Gallons of Water in a Hot Tub?

Lastly, there are the extras. Steps, cover lifts, speakers, and more – all these increase the weight.

How Much Do Hot Tubs Weigh Empty vs Filled: Small, Medium and Large

Interestingly, the weight of a hot tub drastically changes when it’s filled with water, so let’s compare the weight of an empty hot tub to one that’s filled.

The weights listed below are estimates intended to provide a general understanding of typical hot tub weights:

SizeEmpty WeightWater WeightPeople WeightTotal Weight
2 to 3 person500 lbs2500 lbs540 lbs3540 lbs
4 to 6 person750 lbs4000 lbs1080 lbs5830 lbs
7+ person1000 lbs7000+ lbs1260+ lbs9260+ lbs

An empty hot tub, depending on its size and material, can weigh anywhere from 500 to 900 pounds. This is significant weight, even when empty, and you need to take into account the structural requirements of your deck or patio before installation.

When filled with water, a hot tub’s weight dramatically increases. Water weighs about 8.34 pounds per gallon. So, if your hot tub holds 400 gallons, that’s an additional 3,336 pounds! Now, add the weight of several adults and the total weight can easily exceed 4,000 pounds.

To give this a bit more context, consider these points:

  • If your hot tub is on a deck, it’s like having a small car parked there all the time.
  • This can lead to severe structural damage if not properly supported.
  • If your hot tub is on a patio, it’s like having a group of horses standing there constantly.
  • This can lead to cracks and settling if the patio isn’t designed to handle that much weight.

How Do You Calculate Hot Tub Weight?

To calculate the weight of a hot tub, you’ll need to consider both the dry weight of the tub itself and the weight of the water it can hold.

calculating hot tub weight
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The dry weight typically ranges from 500 to 1,000 pounds, depending on the size, material, and features of the hot tub. This information is usually provided by the manufacturer and can be found in the product specifications.

Next, you’ll need to calculate the weight of the water. Water weighs about 8.34 pounds per gallon. To find out how many gallons your hot tub holds, refer to the manufacturer’s specifications or manual. Multiply the number of gallons by 8.34 to get the weight of the water.

Don’t forget to add the weight of the occupants. An average person can add an additional 150 to 200 pounds.

How Do You Lift a Hot Tub?

Before you even think about lifting a hot tub, it’s essential to gather a team of strong helpers, and you’ll also need the right equipment.

Lifting a hot tub isn’t a task to be taken lightly; it’s hefty, bulky, and could potentially be dangerous if not handled correctly.

Here are some steps to consider:

Preparation

  • Get a team together: you can’t lift a hot tub alone. Preferably, you should have 4-6 people to distribute the weight evenly.
  • Equipment: use a furniture dolly or similar equipment to make the lifting easier and safer.

Safety

  • Appropriate clothing: wear sturdy shoes to protect your feet and gloves for a good grip.
  • Clear path: ensure the path is clear of obstacles to prevent trips and falls.

Execution

  • Lift from the knees: this is crucial to protect your back.
  • Communicate: keep in constant communication with your team, coordinating when to lift, move, and set down the tub.

Frequently Asked Questions

1. What materials are hot tubs typically made of?

Hot tubs are typically made from acrylic, fiberglass, or vinyl. You’ll often find them reinforced with plastic or stainless steel for durability. Wood, like cedar or redwood, is also used for a rustic look.

2. How much water does a typical hot tub hold?

You’re curious about the water capacity of a typical hot tub. Well, they generally hold between 400 and 500 gallons of water. However, this can vary based on size and design, so it’s best to check specifics.

3. Are there any health risks associated with using a hot tub?

Yes, there are potential health risks with hot tub use. You’re exposed to bacteria that can cause infections, and the heat can cause dehydration or heat stroke. Always ensure it’s clean and don’t overstay your soak.

4. How often should the water in a hot tub be changed?

You should change your hot tub water every three to four months. However, if it’s used heavily or there’s a noticeable change in water clarity or smell, you’ll need to change it more frequently.

5. What is the average lifespan of a hot tub?

You’re curious about the average lifespan of a hot tub. Well, with proper maintenance, a quality hot tub can last between 15-20 years. However, cheaper models might only last 5-10 years. It’s all about care.

Conclusion

In wrapping up, hot tubs can be quite hefty, with their weight depending largely on size, material, and water capacity. An empty hot tub can weigh between 500 to 1,000 pounds, while filled ones can tip the scales at 3,000 to 6,000 pounds.

Calculating hot tub weight involves factoring in the weight of the tub, the water, and the number of people. As for moving them, it’s essential to hire professionals to avoid personal injury or damage to the tub.

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