As a rule, a thatched roof has a life span of between 25 and 40 years. A. Some roofs, however, become much older. There are a lot of factors that can affect the lifespan of a thatched roof including: Natural degradation of the thatch over time; Inadequate thickness or compacting of the thatch when installed; Overhanging trees and shady settings A potential lake cottage with a thatched roof on Priest Lake in Idaho. One of the benefits of a thatched roof is its durability. Property owners should expect to replace a roof ridge at least once or twice during their lifetimes. Thatched roofs need consistent maintenance to prolong the lifespan of the thatch and give you a problem free roof. A master thatcher with years of experience should be able to install a thatched roof that offers a maximum lifespan based on the materials chosen. It is the most commonly used material in Devon, as well as several other English counties. $87.55 $ 87. Introduction. Water reed can have a life expectancy of up to 40 years with the correct care and attention. Human Damage - The most important rule for extending the lifespan of a thatched roof is to ensure that the roofing materials remain undisturbed for as long as possible. It goes right back to the moisture problem. Last is long straw. Property owners should expect a shorter lifespan in areas where moisture and wind are above average.5. If the thatched roofing material gets wet, it needs to dry out as soon as possible to prevent rot or fungal growth. Roof Breathability - Thatched roofs tend to breathe very well on their own. Thatched roofs need maintenance, even after a new thatch has been put on. There is no doubt that thatched roof ownership comes at a high comparative cost when you consider that straw thatch may require a re-thatch every 20-30 years and ridges need replacing every 10-15 years but these are often, as in this case, very special buildings, and they are worth the high cost of ownership. We don't recommend using any of our products in a enclosed swimming pool area. 5.0 out of 5 stars 1. Combed wheat reed is a form of long straw that is processed in a very specific way to produce a unique look and texture. If a Thatcher says a water reed roof will last 40 years, does it mean that in its 41 st year the roof will start to leak? Each has a different cost and lifespan. At any rate, the average water reed roof lasts between 35 and 40 years. Shedding is completely normal as the exposed strands will eventually d… With lots of choice for styles and colors, PE leaf thatch is popular for customers who need to decorate their roof … It is an all-purpose thatched roof material that can be used to complete nearly any design. Many people also find the growth of moss on a thatched roof unsightly and it will attract birds to the roof which can cause additional problems. Damage to the roof from other trades people not familiar with thatch. Where slate and asphalt tiles may have a lifespan of 20 to 30 years, a high-quality thatched roof can last twice as long without the need for re-roofing. Unlike conventional roofing systems that trap heat and moisture vapour in attics, thatched roofs require no attic ventilation. For example, consider a house surrounded by trees. There are over 60,000 thatched properties in Britain currently, and there can be no doubt that a well-maintained thatched roof can enhance the beauty and desirability of a picture-perfect country cottage. Good thatch does not require frequent maintenance. In fact, most of the thatched houses in England are on old listed buildings, but many people are starting to appreciate their aesthetic qualities and question the validity of the disadvantages which have … Here in the UK, we tend to be very fond of thatched roofs due to their historical significance. Paying to install a high-quality roof should, in most cases, mean that the roof will outlive the person who installed it. Balinese Alang Alang Thatched Roofing for Export. The ridge takes most of the punishment from weather, animals, debris, and so forth. At the Thatchers Association of South Africa, we strive to provide the general public leading information on thatched roof construction in South Africa. Do you need free advice on Thatched Roof Maintenance | Cleaning Moss from a Thatched Roof?Call us we can help. The lifespan of a thatched roof and therefore its maintenance requirement is due to several factors. If those trees are dense enough to block out sunlight and prevent the free movement of air, moisture could build up in a thatched roof and thus reduce its lifespan. This is the single most common repair problem with all thatched roofs. A contractor not considered a master of the trade may not be able to produce the same level of quality. The prevailing weather is also a factor (the drier the better), and thatched roofs under trees can deteriorate more quickly as the sugars dripping off them can help bacteria to breed. The main roof, depending on the material used, can last from 20 to 35 years. Water Reed ( also known as Norfolk Reed ) 50-60 years. Wiltshire, England. Full easy to use DIY instructions Full telephone installation support helpline 30 year structural guarantee 30 year termite proof guarantee 30 year no rot guarantee Because of the natural degradation of the material over time, it will eventually reach the stage where it requires completely rethatching. Based on the design, thatched model is quite unique in a soft shape. As with any other roofing system, a thatched roof requires proper maintenance. Birds and Rodents - As you might expect, birds and rodents are fond of thatched roofs. Thatch sealer is a solution that has to be sprayed on both sides of the thatch to prevent moisture from seeping into its structure. Longstraw thatch from 15 to 25 years. New thatched roofs have to be brushed / combed after 18 months, thereafter every 4 - 5 years depending on weather conditions and climate. Overview of thatch maintenance. Why Turkey? RoofThatchers | Â© 2016 RoofThatchers, All rights reserved. The Lifespan of a Thatched Roof. If the thatched roofing material gets wet, it needs to dry out as soon as possible to prevent rot or fungal growth. Such ridge line replacement is, luckily, a fairly rapid and reasonably inexpensive procedure. A thatch roof has the distinct advantage of being both an insulated roof and a beautiful, athletically-pleasing ceiling. As a rule, a thatched roof has a life span of between 25 and 40 years. As a general rule, thatched roofs located near metropolitan areas tend to have shorter lifespans than those in rural areas.7. Replacement vs. new thatched roof cost. These products can last 20 years and beyond, and are pest resistant. Ryan is a freelance journalist and spends most of his work time researching and writing for many well know industry magazines. 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