Need an easy-to-use shim or wedge that does all the heavy work for you? Check out Calculated Industries' AirShim.
The 1190 AirShim is a small, thin pouch that can fit into small spaces. Using a bulb pump to inflate, the pouch lifts, stabilizes anything up to 300 lb of weight for up to 60 minutes.
It's convenient and perfect when installing windows, doors, beams, joists, furniture, curtain walls, flanges, mantels, countertops, heavy appliances, and much more. It can even be used to pry objects apart, such as baseboards or wall trimming. It can be used as a pry bar, to lift, align, plumb, level, adjust, or simply hold materials in place.
The AirShim is SGS certified and comes with a 1 year warranty.
Please note: For larger objects and more complicated projects, it is recommended to use more than one AirShim.