Advantages* \# L' m) g1 H* \ {4 G
Very durable in cold weather : e5 K, K) g4 tHigh percentage of recycled material and are 100% recyclable # _$ a3 ^$ e, d1 c4 ODisadvantages & v. Y& m7 Y$ r4 j( Z% v9 CRusting (require maintenance to prevent corrosion) ! k" ]( i6 X& D' c% |Copper and lead roofs can be targeted by metal thieves . M. \1 o8 e4 V8 P R; VHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure, v+ i( n) A3 c4 o6 y" S
Cellular and radio reception may be negatively impacted
Metal roof ?? " ?6 }1 R, S3 ?+ kwhat's going to happen in a hail storm, will it be very loud ??? % _) H% `( g) Y( ySummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 6 Z% G% ~! ^/ X6 [. o# W; ` eMetal roof ??0 R* [: x+ C7 w5 M, S% x0 T6 r
what's going to happen in a hail storm, will it be very loud ??? c. C3 C- u& P* Y$ ~
Summer raining seas ...
icing 发表于 2014-6-7 22:36 7 h6 ~$ J3 j/ `
Metal roof ??. d1 C4 ?9 e0 |6 e* D
what's going to happen in a hail storm, will it be very loud ??? 2 |' q1 s/ `7 V. L: iSummer raining seas ...
) F5 c& ] v9 x( ]' N0 C2 j6 qthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.