Door Threshold / September 14, 2018 / Laure Lacharite.
Tightly wedged shims will allow you to operate the door carefully. Open and close to check the door touching the weather stripping evenly top to bottom for any possible jambs twist. Adjust as necessary even though jambs may not flush with plaster top to bottom. A good carpenter wont assume the original door was installed correctly right? Check the brickmold reveal you should have consistent and even measurements side to side and top to bottom. Its unusual to have brick out of plumb to any great extent. Adjust shims again as necessary. Index the jambs in the rough opening and the shims to jambs with pencil for reference when installing the system permanently. Remember you only have one chance to get this installation right so be patient - you will be rewarded with a satisfying outcome.
Even though steel is extremely strong the threshold still requires to be sealed properly. In parts of the country that constantly suffer from hurricanes you will often see a storm shield garage door threshold seal fitted. These are extra strong and can withstand even the most extreme of weather conditions. Vital if you are located in a hurricane zone. Some may even opt for the lighter weight fiberglass composite garage door. These are less common as they do not provide the level of security that the previous two do. They can be lower in cost though. Whichever of the options you opt for you must ensure that you install a good quality garage door threshold seal.
These protectors can be made from molded plastic or cardboard. Pre-molded plastic protection works well for jambs with standard door casing widths. For larger jambs there are several wrap-around jamb protectors that work similarly but are not molded to an exact casing size. These reusable protectors provide excellent protection however they are the most expensive jamb protectors in the market. Less expensive cardboard protectors wrap around jambs in a similar fashion and cost considerably less than their plastic counterparts. These are available from a wide range of manufacturers can be purchased online or in construction supply stores as well.
What is a high door threshold? This would be any doorway that has a threshold that you have to step over or a threshold that is higher than the surface you are walking on. These safety problems are obvious the high door thresholds are a trip hazard and for elderly people can be difficult to step over. Handicapped people in wheelchairs or motorized scooters wont be able to access these areas unless there is an alternative doorway that provides access for their wheelchairs. Usually the high door thresholds are located in a garage where someone has either made a mistake during new construction or simply figured that it would be easier to install the door a little higher and to remove the concrete foundation footing to install the door properly.