This project explains how to repair a rotted window casing with new sections of brick mould (a.k.a. �brick mold�). how to repair rotted window casing. the single-light fixed transom window is on the south side of the house. i noticed the paint was peeling and the window casing was starting to rot in the top left corner.. Wipe down the window casings, to remove the oil and dirt. dry the wood with a microfiber cloth. step 3 � repair the window casings. wood putty is the best material you can use to repair window casings. it is soft enough to fill in any kind of damage. if you have cracks, gouges or pieces of wood removed from the window casing the wood putty. 7 comments on �how to remove and replace exterior door casing� if you would like to see how to repair a rotten door jamb, watch our video on how to repair rotten door jambs. o/fskeptic says: february 28th, 2015 at 8:29 am. this video is a little misleading or incomplete. the initial photo shows a rotted jamb & molding, but the video.
While interior window trim might not be as susceptible to damage as exterior trim, it is still important to keep it in good condition. over time the trim will start to deteriorate no matter what you do, and this means you need to find out how to repair and replace it. since a good trim can prevent. The casing comes off to clear the way for removing the old sill. if the casings are rotting, as here, replace them, too. slice through the caulk bead between the siding and the casing, then carefully pry off each piece.. How to replace exterior window trim step 1: demo! demolition is my favorite part of any home improvement project. nothing like bashing things with hammers to make me smile! for this project through, you�ll want to be gentle. first try and figure out which trim sections are rotten..


