Q: I need your opinion about my roof. That said, it shouldn’t be making an absolute ruckus on your roof, either. The most common noise issues with flat roofs are banging, loud rain, snapping/popping sounds, heat-related cracking, and creaking. How to fix it: If you’re losing sleep or just cannot stand the noise, it’s possible to reduce or eliminate it with insulation. Thermal expansion and contraction When a roof heats up and cools down during the course of a day, it will make noise, this is due to thermal expansion and contraction and is a completely normal process. It can be really loud, and anywhere across the roof. For this reason, they try to choose compatible materials that are adjacent to each other and then tightly securing those connections in order to resist any excessive movement. So, don’t freak out the next time your roof starts to bang. Imagine trying to go to sleep, reading a ghost story, or watching a horror movie and all of a sudden you hear a rush of air and loud knocking, banging, and popping. The only thing I can think of is to get a … We have a small section of the house which externally has a parapet wall on three sides and flat metal roof sheeting. I have exact same as you. It occurs in daylight and darkness. The sun shines on your roof all day, warming the tiles and sub roof. and sudden change in temperatures ? This is what can cause these banging noises and is nothing to necessarily be alarmed about. The materials used were the same. Hello can someone please give me some advice a the banging noises are alarming to say the least Only happens during the evening in the spring mostly as the temperature drops during the evening. We sill get the noises. During the summer months, heat causes the fibreglass roof to heat up during the day and expand. We have a small section of the house which externally has a parapet wall on three sides and flat metal roof sheeting. Extra insulation can be a big help with this problem, but there are other ways to address it. The first step to fixing a noisy flat roof is a professional inspection. Heat from inside is constantly moving up against the cold outer roof. This is something that has been taken into consideration by the builders and is typically not a sign of something more serious like structural damage. A flat GRP fibreglass roofed extension was added to my bungalow about a year ago. When that pressure builds up, the joints and other areas where connections are made end up moving slightly; this creates those banging noises that might startle you during those cold nights. As your house quiets down at night, and the temperatures fall, the cooling of your roof components can often be heard. and has your loft conversion got a fibreglass flat roof? Others suggest installing solar panels, which dampen the sound and collect energy on better days. If you live in a colder region where there are typically large drops in temperature between daytime and nighttime during the winter, this is something that cannot be avoided and is not something to worry about. Depending on the material of the flat roof, you can either have expansion joints installed, use reflective white paint, or have vents installed to better dissipate the heat or cold. Movement as little as a quarter of an inch can produce a bang, Joe Nelson, owner of Twin City Home Remodeling in Minneapolis-Saint Paul, says. What to Look for In a Flat Roof Contractor, What Most People Don’t Know About Flat Roofing. This is called “water hammer” and is caused by water changing direction or being brought to a sudden halt in pipes. The most common noise issues with flat roofs are banging, loud rain, snapping/popping sounds, heat-related cracking, and creaking. Paid £100 for a roofer to climb all over my roof. I need your opinion about my roof. This can cause a buildup of pressure and distortion as well. Venting the roof, and painting it with a … And you’ll hear noises from nesting birds especially in spring and summer. Roof system consists of a flat metal roof with steel flat roof trusses that support it. The reasons for creaking are usually the same as those of heat or cold-related cracking. As for the popping noise in the morning and evening, that’s a different mechanism. If these movements occur on top of a foundation that is cracked, the result is a whole host of noises that can be more frightening than irritating. Just so, why is my house making noises? This is what can cause these banging noises and is nothing to necessarily be alarmed about. I think that you are right about the noises being caused by thermal movement. You can demonstrate this to yourself quite easily by trying to carry something large and flat on a windy day. Your metal roof acts as any other material would in the colder months. It sounds like damage must be occurring, but none is visible. We have suffered from intermittent loud crack / banging noises from the roof. Different materials will contract and expand at different rates; this can mean that all of the materials that encompass your roof are contracting and expanding at different rates as a response to the sudden shifts in temperature. That constant expanding and contracting that the materials do under the changing temperatures are nothing more than a cause for annoyance at best. This can be particularly obvious when the sun comes up or when the air conditioning goes on – either way, you’ll hear cracking in the roof. The new roof was added on top of the existing flat roof. Inside conditions vs outside conditions Though the exterior of your roof is constantly exposed to the shifting temperatures of winter, the inside of your house is generally kept warm and is not exposed to shifting temperatures. ... Flat grp warm roof Banging. The noise might make you think that there is some kind of lurking intruder or that a tree has fallen on your roof, this is actually the effect that low temperatures can have on the roofing materials. It actually sounds like the roof … Roof Noise – Good News, problem fixed My problem with noise from my grp covered flat roof has been fixed. It is important to not be alarmed. It actually sounds like the roof … Adding a little bit more of insulation to the attic could help to muffle those sounds if you truly are bothered or concerned by the metal banging of your roof during the winter.
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