CRL Air Shim™ Inflatable Leveling Tool Backer Rods & Insert Tools It will tell you only

It will tell you only that low-E coating is present

offering you a greater yield per tube

butt glazing

Do not use on plastic windowpanes

Larger 3" x 4" (76 x 102 mm) Size

CRL Air Shim™ Inflatable Leveling Tool Backer Rods & Insert Tools It will tell you onlyGreat for Installing and Leveling Shower Doors Powerful Enough to Raise and Hold Up to 300 Pounds (136 kg) Eliminates the Need for Shims and Wedges Convenient 2 Unit Pack One Hand Operation The CRL AirShim 2 Piece Inflatable Pry Bar and Leveling Tool is great for leveling any heavy shower door by yourself with simple one hand operation. With a 300 pound (136 kg) certified lifting capacity this inflatable air wedge will raise and hold 1 2" or 3 8" (12