Definitions for alcohol proof. Alcohol proof. Alcohol proof is a measure of how much alcohol is contained in an alcoholic beverage. The term was originally used in the United Kingdom and was defined as 7/4 times the alcohol by volume. The UK now uses the ABV standard instead of alcohol proof.
Just because your roof springs a leak doesn't mean you need to call a roofing contractor right away. It's important to distinguish the cost of a new roof -- almost $6,500 on average -- versus the much more affordable $550 to repair a roof. There are situations where you should replace your roof though, including: When it's near the end of its service life. Most roofs last for 20 to 25 years.
1 Built-up roofing costs $3.50 to $7.00 per square foot installed. 2  Masonry roofs typically cost $2 to $4 per square foot installed, but can be slightly more expensive depending on the price of concrete at the time of installation.3  Flat metal roofs cost $5 to $15 per square foot installed. Masonry roofs typically cost $2 to $4 per square foot installed, but can be slightly more expensive depending on the price of concrete at the time of installation. 2  Flat metal roofs cost $5 to $15 per square foot installed.