Tiny beads of perlite, a lightweight volcanic glass used for insulation, blow into ... There's a total absence of protruding roof vents, which can give flaming embers an avenue to get inside.

It also contributes to the roof’s overall weight and insulation properties. The growing medium typically consists of a mix of lightweight aggregates (e.g., expanded clay, perlite), organic matter (e.g ...

Metal roof pros include durability and a 50-year life span, but they are more expensive than asphalt shingles.

Among the different types of roofs to consider is tar and gravel roofing, a type of built-up roof (BUR) system using a ...

Metal roofs won’t add significant weight to your roof, and they’ll offer you greater insulation, reflecting solar heat rather than absorbing it. Before you decide whether installing a metal ...

Another disadvantage is noise. Metal roofing may require extra insulation to block out unwanted noise.

A roof loan is a personal loan used to cover the cost of repairing or replacing a roof. Compare roof loans and other financing options. Many, or all, of the products featured on this page are from ...

Leonardo David is a writer and energy consultant who has worked on projects funded by the Inter-American Development Bank. An electromechanical engineer, he has written about solar energy and the ...

Torrential rain set off by an approaching tropical storm swamped eastern Philippine cities and towns overnight in widespread flooding that trapped people, some on their roofs, and sparked frantic ...