The jambs are vertical boards that form the side parts of the frame around a garage door.
Garage door jam moisture damage.
If the mold damage is too widespread you may need to replace the door frame entirely to make sure all traces of mold growth and residual moisture are removed and prevent further damage.
Should i repair or replace it.
Remove any water damaged wood from the door jamb.
The moisture can travel up the kick plate under the door to reach the threshold.
Door jambs are susceptible to wood rot due to their exposure to ground level moisture.
Use a putty knife to fill the cavity with filler.
Mix up two part wood filler or auto body filler.
The flexible material compresses when the door closes sealing the gap along the floor to keep out water dirt cold breezes and critters.
The garage door bottom seal or door sweep is a long strip of rubber or vinyl that attaches to the bottom edge of the garage door.
Start by keeping your garage doors and windows open whenever you can.
Increasing ventilation is one of the best ways to reduce moisture and humidity in your garage and it is also one of the easiest and most cost effective methods.
This will help allow moisture trapped in the space to leave whenever possible.
Insert a piece of folded wire mesh hardware cloth in the opening and secure it in place with screws.
The challenge is most or all of this damage is hidden from eye sight for quite some time.
It can spread to the vertical wood trim and door jambs sitting on top of and touching the threshold.
Prolonged water exposure age or forced entry cause damage to the door frame also known as the door jamb causing the door to function improperly.
Garage doors typically don t require much in the way of regular maintenance but one problem that is not uncommon is rotting door jambs.
To repair a water damaged door jamb.
If your garage has exhaust fans keep those running whenever.