A strong inflatable air bag that saves time during the fixing and levelling of internal doors, door frames, double glazed windows and external door frames. Simply place frame into position, slide the deflated wedge into gap and inflate gently, trapping the frame in position allowing fixings to be installed. Multiple additional uses including lifting and levelling of heavy furniture, washing machines, fridge freezers, kitchen units, water tanks, • Self inflatable with hand pump • Simple and easy to use • Reduces risk of scratches or damage to frames • One air wedge can lift up to 150kg