On average, a roof can last between 25 and 50 years, meaning it's a long-term investment that significantly impacts your property's protection and value. There are several best types of roofing to ...

Waste is a key topic in the discussions regarding climate change, and the familiar call to reduce, reuse, and recycle continues to be a valid imperative that applies to everyone, and on whatever scale ...

エチレン-プロピレンゴム（EPR、EPDM）は、エチレンとプロピレンをZiegler-Natta系触媒でランダム共重合したものである。エチレンとプロピレンの配合比、ポリマーの分子量に応じ、バター状から硬質ゴム状の種々の性状をした共重合体が得られるが、このうち ...

It’s a current trend in roofing: because of Americans’ growing awareness of and concern for climate change, people are jumping on the band wagon to install white reflective roof systems, known as ...