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.
A typical roof repair job will cost you about $50 in parts / material costs, plus your time and the risk of falling off the roof. It will cost about $200-300 for you to hire a contractor for this job, and there are contractors that specialize in just roof repairs.