Class A Contractor License. This is the largest class of Virginia contracting license. There is no monetary limit on the size of individual projects nor on the annual revenue. Requirements for Class A contractor license in Virginia is a net worth of at least...
Gutter sizing is an aspect of rainwater collection that has been studied extensively and can be calculated based on published guidelines in the plumbing codes. For example, the Uniform Plumbing Code (UPC) recommends that a gutter system be able to carry the runoff of...
There are generally five main components to any asphalt-based roof system. These five components are not specific to any one brand but are rather generally required by all of the major shingle manufacturers to obtain the full manufacturer’s warranty. These five...
What are the Black Streaks and Spots on my roof? Answer: Algae typically known as Gloeocapsa Magma and Blue Green Algae. The reason for the black color is the algae has the ability to form a protective coating (black in color) that shields it from the sun’s harmful...
Choosing the right roofing company, with qualified roofers that install excellent products for a full roofing system, is essential for any homeowner. However, few people realize that proper ventilation is one of the most important things you can address with regard...
Like many other trades, the roofing industry has to be conscious of ever-changing weather conditions. In the summer we have to monitor everything from pop up thunderstorms to excessive heat which can lead to shingle scarring. The winter months also present challenges....
