Air Wedge Bag are used in a wide range of applications and they can help us to install interior doors; to help lift partition walls for bathrooms; to hang and gate on a fence; to lift my stove to adjust the legs; to lift a French door fridge; to help install windows, lift appliances; to lift the washer just enough so I could adjust the feet for level; to raise the front end of my freeze dryer so the water can drain as the ice melts; to help with turbo pump installations on Mass Spectrometers; to lift heavier objects, i.e. furniture to assist in leveling; to adjust a door that squeaks, or installing new windows, these are a perfect for the extra hand to hold up things in place while you get the first screws in place. They can generate a lot of lifting force with only a few easy pumps of the bulb. Air Wedge Bag are so easy to use ,we can Use them at our mechanical work when we need to shim something large but need to be able to expand or shrink. we will be using this for everything heavy! Air bags make our life so much easier.