How To Repair Rotted Roof Joist Ends
If you are using an extension ladder ask your helper to.
How to repair rotted roof joist ends. Cut the rotten spot out. A new joist end is drilled to so two or more steel bars can be glued resined in. The basics of the process are as follows. The easiest way to repair joist ends is to fit joist repair plates.
Basically the idea is to cut the ends off and affix a new piece of timber to the wall. How to replace rotted rafter ends on a gable roof. Remove an area of the roof shingles from the edge of the roof to the upper line of the overhang using a 16 inch nail bar and hammer to pull the roofing nails. Measure from the end of the rafter tail to the area of good wood with a tape measure.
Lock them in place with screws. There s lots of different methods for repairing or replacing rotten joists but the one we decided to go with was to install wall plate. There are a number of ways to repair structural timber. They have the advantage that joists are extended back into or onto the original bearing.
I replace the damaged wood and prep for the new roof installation. Removing termite damaged rafters and starter boards. This part can be a little hard depending on what wood you are working with. The rotten end of the beam joist is cut off.
These come as a pair of l shaped metal plates complete with screws and instructions. You want to cut about 6 inches past where the rot ends just to make sure no more moisture will get through. Inspect and assess the damaged section of timber and determine where it needs to be cut to prop the timber along it s length using suitably sturdy props such as acro props once supported cut off the damaged end leaving only solid un damaged timber now. To eliminate the possibility of holes in between joists you can use wood glue affiliate link to amazon.
Pressure treated stuff won t let the water flow through the wood as well as straight regular wood. Make sure your screws are big enough aim for twice the board s width. Put the new boards where the ones with dry rot used to be. The new end is then fitted with the bars going in to slot.
Short videos and slideshow documenting our attempt at replacing rotten joists and flooring in a kitchen of a house we are currently renovating. This part of.