Advantages / F5 u) C' e; E: q9 `Very durable in cold weather4 M" F$ ]9 E' C5 g. X' H
High percentage of recycled material and are 100% recyclable . t; ]# e( j/ N, d: t! QDisadvantages" l8 M, ~' V" ?6 g# }6 p# H; U
Rusting (require maintenance to prevent corrosion)) m) [. p- D& [2 T$ g! x, i2 \! r3 R
Copper and lead roofs can be targeted by metal thieves & t0 z+ U$ {( F: o2 c7 NHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure2 a8 i# K& C, x+ W9 R" H
Cellular and radio reception may be negatively impacted
Metal roof ?? 7 P7 A0 @' t8 A1 ^0 x6 ]what's going to happen in a hail storm, will it be very loud ???& O; u# ?, S4 |4 |
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 7 M5 C) G, H3 f4 m( E# C/ K# u+ n
Metal roof ??7 S6 N/ s4 u4 v/ f' \9 h s8 A4 Z; _/ a. O
what's going to happen in a hail storm, will it be very loud ???9 F0 b9 x/ M7 @
Summer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.