Causes. The causative organisms behind STDs include: 1  Viruses such as HIV virus, hepatitis B, herpes complex and human papilloma virus (HPV). 2  Bacteria such as gonorrhea, Chlamydia and syphilis.
Replacing a typical thatch roof costs on average Â£10 per square foot or about Â£100 per square metre. Mr New said: Check the roof every two or three years. The life of a thatched roof ranges from 25 years to 70 years; this varies depending on where the house is situated and on what kind of material the roof is made of.
Many of them vary over time and across locations, making them difficult to predict. For this reason, there is a fairly wide average range of prices. HomeAdvisor's Cost Guide says the average national price of a roof installation for most Americans ranges from $5,913 to $7,853. At the high end, people pay as much as $12,000; at the low end, they may pay as little as $3,000. Because there are so many price factors at play, owners and contractors have the flexibility to make thoughtful and cost-effective choices.