Cement Door Sill Replacement

Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives.

Cement door sill replacement.

Caulk around the outside of the door sill. Hold the new door sill in place with construction adhesive and fasteners. In winter this sill is a fantastic transferrer of heat and i always wind up with condensation and mould on the inside edge of the sill. We ve been having some issues with water leaking into our basement under our front door.

It looks like a massive undertaking to replace the whole sill and my new door frame and sill will fit into the opening with merely grinding down the hump on the cement sill. There are a number of weatherproofing issues we need to address but the most urgent is the concrete sill under the door which has been crumbling for a while and presumably is the source of our leak. Paint or stain the new door sill. If your threshold is in rough shape replace it.

Position the old door sill on the new sill and trace around it. We have a metal threshold over a concrete sill and our front porch is a concrete slab about 4 x6. The sill is beveled on one side to drain water away from the house. Door thresholds come in a variety of materials such as wood marble and metal and make the transition from doorway to floor smooth and easy.

If the threshold is rotted the sill probably is too. Most exterior thresholds also have a sill beneath them. Fit the new door sill in place under the door frame.