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Metal roofs stand ahead over other roofing materials and provide many advantages like incredible durability and weather resistance. But at some point you find it leaking sometimes. There could be several reasons behind this issue but as per roofing companies in Downey, a few common causes are the ones listed below.
Check out the below information and find out if you have any of these. Knowing the causes helps you in inspecting the roof by yourself as well. So read on to know more.
Metal Roofing Screws
Metal roofing screws are the essentials while installing the roof on a house. Along with the screw, a rubber washer was added at the base of the screw head. When it is placed between the roofing panel and screw, it does wonder by keeping water from penetrating your metal roof, but only when it is done correctly.
However, several things can go wrong while screwing. Therefore, it has become mandatory to install roofs by professionals.
Some of the common roofing screw issues are:
Under-driven screws
Over-driven screws
Misaligned screws
Call professionals to inspect your roof thoroughly to identify the leaks. Moreover, looking at your screws every few years is a good idea as wind, vibrations, and roof shifting can affect them.
Stack Flashings
Stack flashing is a spot where pipes or vents come out of a metal roof and are found around air vents and plumbing. These are mainly made of rubber material to make a seal around the pipe. These are the spots that are more prone to leakage. One reason is the lifespan of stack flashing is half that of the roofs. Furthermore, the metal roofs expand and contract because of heat which exerts pressure on stack flashing. But you can replace it after some time from qualified roofing experts to get rid of leakage.
Missing Sealants
Sealants are one of the elements installed along with metal roofs but the life of sealants is not as long as metal roofs. Therefore, it creates the issue of water leakage when its life ends before the metal. Checking the sealants is mandatory before it becomes an issue. Roof contractor in Long Beach suggests that you must check it, especially around Z-flashings, counter flashing metal ridge caps, roof transitions, regrets, and pitch pans. A professional can do the inspection and sealant replacement more effectively than an ordinary person due to their several years of work experience. Call them and they will do the needful.
Curb Flashings
HVAC units are installed on the metal roofs and most of the time it's on the top of the roof curb where the metal structure is designed to support the weight of the unit and helps in connecting the ductwork. The spot around the roof curb is more likely to leak on metal roofs. Flashing must be installed to save the roof from leakage. You can take the help of the professionals to get the best way.
Seams and Overlaps
On metal roofs, you may have witnessed the panels overlapping. It's necessary to seal these places while installation. Water can be drawn uphill due to the forces of surface tension, adhesion, and cohesion and it can lead metal roofs to leak at their seams even if the overlapping seam is above the underlying panel.
Sealant or butyl tape is usually used to prevent these issues. Moreover, you can take the help of roofing experts who can come, inspect, and fix the issue.
These 5 top causes of mental roof leakage could be a big issue if not checked properly or on time. If you have a lack of time or find yourself unprofessional then there are many qualified professionals of roof replacement in Pasadena you can consult with. This one solution will always be on your side if you will not able to don't find any.
