Columbia Tall Boy Loading Pump cam lock tube box filler Provides smooth & efficient corner

Provides smooth & efficient corner bead application

they can only be used with retrofit fans (that have a lip) that require a drywall opening between 8"x 8" to 10 1/2"x 10 1/2"

Child Proof - Designed to catch items that kids can drop down the ducts

10" and 12"

Columbia Tall Boy Loading Pump cam lock tube box filler Provides smooth & efficient cornerThe Columbia Tall Boy Pump is a BIG step up from a standard sized drywall mud pump. Size really does matter This taller pump allows you to stand comfortably upright while you fill your tools. Stand Tall When filling the automatic taper you can see the piston, and you no longer need to use your fingers to indicate that the tool is full. Bigger is Better You can use the Columbia Tall Boy Pump on 30 gallon containers of compound. Save mix time and, and