Tile roofs often last longer than the building materials underneath them, meaning there could be high costs associated with eventually replacing sheathing, rafters or underlayment paper that sits underneath the roof. They are quite common and add to the roof’s design. When two different types of metals, fair and unfair as they are called, come in contact a chemical reaction occurs. The correct way to repair this area is to replace the flashing with new. How to Find Roof Leaks. “High nails” begin to protrude and lift tiles causing an increased wind uplift point and breaking tiles. A true understanding of a tile roof system must begin with the understanding that a tile roof system is a watershed. However, that same climate can take a toll on a tile roof’s underlayment (the layer of material between the roof deck and tile). This causes any rainwater to flow onto the roof or into the pipe. Broken tiles left unrepaired for years. Their job is to carry water around penetrations and back onto the tiles below. | Website by, Maintenance and Coating of Built-Up Roofing, ← Definitions of Roofing Terms Used in Roofing Proposals, Why Do Tile Roofs Leak? Steel metal flashings exposed to the elements can rust over time. Concrete tiles (left) and clay tiles (right) provide radically different looks to the style of house or building you are installing them on. Often this is the first area on a tile roof to cause seepage. It is also acceptable to nail down batons and then screw the tiles into the batons. Cap tiles are occasionally installed down the valley area to help improve the aesthetic look of tile roofs. Over time and movement, the tile breaks loose from the mortar and does not re-adhere. Electrolysis uses moisture as catalysis at a molecular level to pass ions from one metal to the other. Tiles are common amongst the majority of roofs across Britain, however, as like lots of materials, they do have their problems. Left alone, these roof problems will result in the need for roof replacement, or at least large scale areas needing to be replaced. If so, contact an insured and bonded roofing contractor immediately to have the pieces replaced. We suggest sealing the underside of the ell flashing and installing the correct number of fasteners as specified by code. Ignoring potential trouble spots is also a surefire way to get yourself in hot water. If your tile roof has hail damage, you need to get it fixed as soon as possible. 3. Too often this hole is made higher than the roofline or not at all. Since this Bonita Springs roof system is not a flat roof, the perimeter flashings are not designed to allow for sitting water. We have been in the roofing business since 1972. This Immokalee roof does not have the proper offset and was installed “line on line”, allowing water to travel under the system. Most installers simply use a mortar cement to hold down the cap tiles to save money. As with all pitched roofs, it is possible for a tile to get broken or to go missing due to extreme weather or incorrect installation. Some roof leaks are tough to locate. Felt underlayment generally wears down much faster than the tile above it, requiring repair or replacement about once every 20 to 30 years – that is still a long time but not as long as 50 years. Bypassing routine maintenance, on the other hand, is the surest way to turn a minor concern into a major plight. When tile roof systems are installed on steep roof structures, 1″x2″ wood baton strips are utilized to help hold the tiles in place during installation and provide a walkable surface. Durability The vent should be replaced and installed correctly. Examples of Clay Tile Roof Wear or Installation Problems that Limit Roof Life. Cracking can occur from: Items falling on it Harsh weather Freezing and thawing Moisture Hail Age Walking on it Tile roof flaws generally fall into two categories; technical and practical. We have seen an increased number of leaks with this type of underlayment. Roo Roofing has specialised staff for terracotta tile roofs that have many years of experience and expertise in dealing with what is a spectacular and grand looking tile roof once restored correctly. Learn how to master a roof inspection from beginning to end by reading the entire InterNACHI series: Mastering Roof Inspections. As seen on this Fort Myers Beach roof, there are areas where the fasteners were not driven straight in and the fastener heads are lifted slightly. 7 Potential Roof Tile Problems to Look out For. This results in no water or frost damage on your roof. As a watershed, the roof system is designed to flow from one tile to the next, following the slope of the roof until water is dispersed off the roof. This boot should be removed and replaced with a new lead boot. This cement is either dyed using oxide during installation or painted using a concrete stain. Some examples are: The weak structure supporting the roof that might deflect excessively under active loads. EMPLOYEE OWNED COMPANY, Roofing services for Tucson, AZ & surrounding areas. Kelly Roofing is here to help. However, it is a sign that replacement is near. How To Repair A Tile Roof. Ponding water is water sitting on any asphalt roofing material longer than 48 hours without run-off or evaporation. Duro-Loc is a local contractor who designed a tile roof coating as a “quick-fix” to existing tile roof systems to provide an aesthetically pleasing roof color. How To Repair A Tile Roof. Difficult installation: Installing tile roofing requires professional roofing contractors with extensive … In addition to algae, clay tile roofing is as vulnerable as any other roof to the natural accumulation of tree branches, leaves, grime, and other airborne debris. Developed by a local manufacturer, Dan’s Customer Sheet Metal, a new-patented metal anchor ridge cap flashing was designed to increase the wind uplift of cap tiles. When caught early, the vast majority of roof problems are easy to fix. Roofing is a very important part of your home and represents a substantial financial investment so when it comes to replacing your old tile roof you need to get some solid advice.. If your ceiling has a plastic vapor barrier between the drywall and the attic insulation, push the insulation aside and look for flow stains on the plastic. This can “cup” water and force in under the layers, causing leaks. Imitation slate, on the other hand, will usually have a consistent appearance and a flatter, smoother texture. The manner in which a leak can be repaired will differ depending on the cause of the problem. This is the easiest problem to repair. The rust needs to be cut out and a new flashing installed and sealed properly. There are several types of underlayment being used under roofs these days. Believe me, most roofers and construction workers are not keeping the habits of rats, mice, squirrels and other animals in mind when they put these beautiful but vulnerable tiles in. Eve riser is used to prevent rodents and birds from nesting in the tile cells, to uplift the perimeter row of tile so it is the same level as the other rows and helps install by giving a guideline. Joe is the owner of Roofsavers Locke Roofing in Tucson, Arizona and has worked in the roofing industry since 1983. This shelf creates a flat roof area at the roof’s perimeter. Concrete tile roof repair can be a very challenging process. This is the difference between 15-20 year tile roofs and 40-50 year tile roofs. Joe Locke. Tiles are designed to be installed using special stainless steel screws, as per code. Terra cotta tiles such as pantiles which are designed to overlap to create a ridge and gutter design are a classic choice of material for tile roofing, although there are a variety of alternatives on the market. The temporary solution is to lift each tile and spray roof tile adhesive under it to create a new bond. The aesthetic look of tile roofs is occasionally changed by installing rake tiles at rake edges. Problem 5: Sagging Roof. Although sealant may have helped avoid leaks, over time sealant breaks down. Sometimes a tree branch or flying debris may impact the roof causing damage. [Click any image for an enlarged, detailed version.] As the previous layer is covered by the next it creates a stair-step watershed design, disallowing seepage. Because valleys are transition areas and absorb building movement, fasteners installed in the valley center uplift and allow water seepage. Although flashings bridge transitions in the roof, they are ineffective when not sealed properly. As a roof expands and contracts, the roof system moves. How Much Life Remains In My Old Tile Roof? Since a valley is designed to channel water between two pitch areas a valley receives more water flow than any other part of the roof. After Hurricane Andrew in 1992, our code system was completely redesigned. Common technical problems include: Practical flaws, on the other hand, are serious flaws that result in immediate leakage or rapid deterioration of the roof. During this time many roofs were installed with very few fasteners. Tile Roof Problems - How can a homeowner inspect their tile roof and recognize the telling points that may show your roof has problems? During installation, the technician would simply use a wooden dowel or furrow to create the weep hole. “High nails” were found from the roof system’s underlayment. Post navigation ← Common Problems With Tile Roof … When tiles are damaged they leave the underlayment showing. Adding sealant may prevent seepage temporarily but is not a roof cycle solution. For … When these components are installed correctly the roof should not leak. Both clay and concrete tiles can be shaped to provide a wide range of styles, letting you create roofs that look dramatically different from each other depending on which tile look you choose. The boot flange on this Marcos Island roof was not installed correctly with the proper overlap procedure. Adding more sealant may stop the seepage for a year or so, but the only correct way to fix this area is by removing the flashings and installing them correctly. It comes in natural colours that return your roof to its original appearance, negating the need to re-roof or re-tile. Not enough fasteners were used and the sealant has deteriorated. The boot should be replaced and installed correctly. RELATED ARTICLES. The vent seen in the photo on the right shows another improper flashing. Here are some of the most common tile roof repair issues we have seen. The additional moisture content is trapped and cannot evaporate causing further damages to fasteners, flashings, and framing. Concrete Tile Roof Repair Cost . Physical Appearance. The manner in which a leak can be repaired will differ depending on the cause of the problem. In this article, I describe the most common problems with tile roofs and what causes those problems. Bottom line: tile roof and solar panels can go great together. These are finding different levels of success but the jury is still out on the long-term performance of these materials. Other times it is best to use some type of wall cap to permanently protect the wall top area. All rights reserved. The process causes a deterioration of both metals similar to the effects of rust. As with all rooftop objects, it is important for proper water flow and installation to be considered. One of the first problems that come with concrete roof tiles is their sheer weight. Your roof flashing is the sealant that protects areas of your roof that … Roof tiles may become loose and go missing. Here, Ell flashing seams were separating and in need of additional sealant. Using the wrong type of fasteners causes a real concern due to the importance of the fastener itself. This can be resealed as a temporary fix but should be replaced for a more permanent measure. Concrete Tiles Weaknesses. Roo Roofing has specialised staff for terracotta tile roofs that have many years of experience and expertise in dealing with what is a spectacular and grand looking tile roof once restored correctly. This can be corrected by removing the area and installing mastic sealant correctly. Concrete Roof Tile Problems 1. Each tile has two predrilled screw holes. In fact, tile roofs and solar panels are a great combination, because a properly installed tile roof can last 100 years. Here you can see more roof tile hail damage. Proper water flow and installation should always be considered with all rooftop objects. Insulation is sometimes used to help insulate and dampen rain patter. Connect with us today if you’re in need of tile roof repair. That is the only way to ensure the flashing detail area will not leak. FLAT TILE Our traditional concrete interlocking flat style tile is fixed on the roof in a broken bond pattern. Often associated with gutter installation and plumb fascia boards, perimeter drip edge flashings can create a shelf or ledge about three inches from the roof’s edge. Some roofers may suggest cutting out the old flashings and installing new ones. Even though roof tiles are specially designed and installed in layers, to effectively keep the water and elements out of homes and buildings of all sizes, there are common roof tile problems that when discovered need to be fixed immediately. Also, if the ell flashing cannot be cleaned or has too many old fastener holes in it, the entire flashing detail area may need to be replaced. Here are the essential steps when renovating a clay tile roof: Choosing the right materials: Before even beginning to roof, tiles should be chosen that suit the climate. The way tiles work is by their overlapping design. It comes in natural colours that return your roof to its original appearance, negating the need to re-roof or re-tile. hot asphalt installed underlayment system is installed and the tiles adhered using mortar add extra weight to the system. As the water sits it magnifies the sun’s rays and works on breaking down the sealant and underlayment used to seal the vent to the roof. If the mortar is the only attachment method the cap tiles are held by gravity alone once the bond is fully broken. The underlayment is lapped sheet-over-sheet and is another watershed designed to prevent any water that gets past the tiles and flashings from entering the house. Family Handyman. When valley metal is not properly pressed, fastened and/or sealed it causes buckling and waving. © 2016-2019 Roofsavers Locke Roofing. A clay roof tile is often susceptible to leaks caused as a result of various problems in the tile or in the method of installation. The soffit that meets the roof is one of the toughest areas to waterproof. Check out this article for more on preventing ice dams. Like with virtually any type of roofing material, concrete roof tiles come in a wide variety of... 3. When cap tiles are installed in the valley area, moisture is trapped and not allowed to flow properly. Some of the reasons that roofs fail prematurely: Improper pipe and vent flashings. Many times these walls are simply stuccoed and painted. By filling the entire tile gaps and then sealing the roof there is no way the tiles can expand and contract with normal daily thermal shock. In the photo, you can still see signs of an ice dam. We’ll be glad to help you decide on a new roof that is … When installing tiles using nails and especially screws, an overturning of the fastener can put increased pressure on the tile’s corners. In discussing types of clay tile roof damage, we include advice about how to inspect a tile roof and on how, if ever, you might walk on a clay tile or concrete tile roof. Since mortar does not self-heal it continues to separate. The photo below shows how this is done. If you’re considering a tile roof or have questions, call Tadlock Roofing at 855.964.7663 or email us at office@tadlockroofing.com. It is important for the ell flashing’s end to be flared so it sticks out past the siding/stucco. Some roofers use batons on all roofs because it keeps the tiles off of inferior underlayments. Douglas Sacha / Getty Images The function of the flashing is to provide a seal, a watertight seal, between roofing materials, roof sections, and other parts of the building. During light rains and morning dew, water seeps under the roof system and deteriorates the perimeter decking sub-fascia board and fascia board. There is no way to repair this issue. Most Common Roof Tile Problems That Needs To Be Fixed ImmediatelyJuly 12, 2016. Clay roof tile can be susceptible to leaks which are caused by various problems with the installation methods, tile itself, and age. Always start at the bottom of the tile ’ s peak the weep hole and the... Transition a specially designed flashing is an area that should be carefully inspected prior to installation, the end... Considering a tile roof ’ s UV rays cause oil migration much the same as it also... Eye… how can you tell if your tile roof and the tile s! 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Water-Shedding tile roof repair, you need to get it fixed as soon as possible into categories. Slate shingles will have a rough, rocky texture and vary in color from tile to tile until reaches. Of roof problems - how can you tell if your tile roof problems! Typical mistakes, you can even see spots where roof tiles used and sealant., whether on a pitched or flat roof, a process which protects the steel core from rusting all... Of success but the jury is still out on the tile sides and the...