Installing Baseboard Trim Uneven Floor

Cut out bottom for the taller flooring.

Installing baseboard trim uneven floor.

With another piece of trim you need to cut the top off at an angle so that the lower floor height is equal to your trim size and the other side matches the corner. To place the baseboard on the uneven floor use a carpenter s level to measure it straight. Use finishing nails to put top trim piece on. Cut the base to run around the toe kick the outside miters can be done now or after fitting to the floor if cutting miters after set the top of the skin against the fence not the bottom against the fence.

We level the toe kicks with shims. In this video andrew shows you how to use a level as a guide for scribing baseboard to match the u. With the right set of tools you can duplicate the unevenness in the floor on the bottom of the board creating a baseboard cut specifically for your floor s changing levels. Step 1 place the baseboard onto the wall about 1 4 inch from the floor surface.

Thankfully baseboard gaps with your floor can be easily sealed cleanly with instatrim flexible trim strips. Installing baseboard can be a nightmare on uneven floors. More importantly those gaps are also a hot bed for dirt grime bugs mold hair and other debris that are allowed to populate in a space that are even hard for a vacuum and or to reach. You can also use a hammer and nail but the nail gun will make it quick.

Then use the brad nail gun to nail it in place. For floors that will be carpeted there s no reason to rest base right on the floor. Like countertops those baseboard molding gaps can be unsightly. Cut a few 3 8 to 1 2 inch thick spacers 6 inch scraps of standard base will do.

Cut the base to fit. Then we use a 1 4 thick plywood toe skin finished to match the cabinets to cover the base. You can avoid a tilted baseboard by raising it above the drywall gap.