Typically 40-70 years.

A Standing Seam roof is a metal roof where the raised seams are typically joined mechanically or with an integrated locking system, creating a visually appealing and durable roofing system . 

While Standing Seam Roofs are more expensive upfront (due to cost of materials and skilled labor) than other lower value roofing systems , they require minimal maintenance over a much longer life span, providing abundant savings long-term.

They can be noisier when installed without proper underlayment.

Yes, in some cases, combining reflective underlayment with thick-gauge steel and a possible roofing system underneath creates a double barrier.

Yes, Standing Seam Roofs are highly resistant to high winds and hail. And Insurance Companies sometimes offer Lower Rates due to superior resistance to adverse weather.