Advantages! q* b% _, d9 l
Very durable in cold weather % {" n" j2 S4 u7 |$ J- p( p$ bHigh percentage of recycled material and are 100% recyclable * X& @: m8 o% q0 h6 zDisadvantages & z3 Q* h* P | @) {* |" v `Rusting (require maintenance to prevent corrosion)2 V; |8 W( }# K. b
Copper and lead roofs can be targeted by metal thieves0 d* }( ^# [8 u( N. I- V: @; U
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure % F0 o) k* S# K( {/ X+ ACellular and radio reception may be negatively impacted
Metal roof ?? ) L& e- b$ T T, |what's going to happen in a hail storm, will it be very loud ???! R- u1 L8 J& o3 s& F' {
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 * W7 o& i4 q6 E2 Q) u9 I( p
Metal roof ?? , W4 {# h; l3 q% mwhat's going to happen in a hail storm, will it be very loud ???! u; \1 I' v5 O7 r6 p1 d4 j) L" K
Summer raining seas ...