Sliding Door Sill Rotting Out

The rot typically occurs on the vertical stiles of the door on the left and right where the end.

Sliding door sill rotting out.

They re typically built from untreated pine and then painted to resist the elements. Short slide show video summary 2 min of how to replace a rotten wooden door sill. After a few years the sill deteriorates to the point of no return. If the threshold is rotted the sill probably is too.

The sill is the piece of wood closest to the ground either on a foundation or piers and is usually a timber sized board. Sliding patio doors made from wood can have water problems similar to front doors when it comes to splash back from the deck or patio outside these doors. To remove and replace a door sill. The ledger board is used to attach a deck to the house.

Other clues about the floor damage included discolored flooring mold along the wall and lots of opportunity for water leaks with washer toilet and water heater. It fits tightly between wall studs and under the jambs and casing so it has to be cut before it can be removed. Water penetrating into the sill initiates rot. 3 6 3 8 4 6 4 8 and so on.

Remove the screws holding the metal threshold in place. Removing and replacing a rotten sill plate. Most exterior thresholds also have a sill beneath them. Cut the rotten door sill into pieces using an oscillating tool or circular saw.

The sill is beveled on one side to drain water away from the house. A rotten sill plate is a common occurrence in old houses and a big problem. Stepping through the floor was not the first hint that it had rotted out but it sure moved the floor repair up on the priority list for a house with plenty of remodel projects to do. The bottoms of painted balusters are a prime spot for rotting.

Pull the rubber gasket out of the grooves on the metal threshold. Remove the old door sill from beneath the door frame. Exterior sliding doors usually incur rot due to improper sealing of the door along the bottom edge.