Whirlpool tubs and Jacuzzi tubs do increase a homes value.
Adding a Whirlpool or Jacuzzi tub to your home can increase it's resale value, especially if it's a high quality and well maintained Whirlpool or Jacuzzi tub.
Although the extent of the increase in value of the home with the Whirlpool tub or Jacuzzi tub will depend on several things which include the type of Whirlpool tub or Jacuzzi tub which could be in ground or above ground Whirlpool or Jacuzzi tubs.
Your local market and area and even the overall appeal of the bathroom or outdoor area can also factor into the increase of home value with a Whirlpool or Jacuzzi tub.
Potential home buyers that want a Whirlpool or Jacuzzi tub in or with their home will often pay more for the home that has the luxurious amenities such as whirlpool or Jacuzzi tubs.
Although like mentioned above it also depends on the area and in some locations it may not add any or much value to the home if you add a whirlpool tub or Jacuzzi tub but in many other areas it can.