Advantages! z8 x$ X. k' A4 j; s% \" h
Very durable in cold weather4 A4 W& [9 k# P5 w
High percentage of recycled material and are 100% recyclable 1 p9 H, m, |; l$ hDisadvantages 0 l: ?. t8 C) Q' ^8 ]$ IRusting (require maintenance to prevent corrosion), X& T- _+ B7 d7 H4 N
Copper and lead roofs can be targeted by metal thieves, m' Q3 q9 _% T A: [ z
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure & `0 v- S2 p/ Q& _6 Q, b( t' vCellular and radio reception may be negatively impacted
Metal roof ?? / h, W: K9 e" x& x5 U, pwhat's going to happen in a hail storm, will it be very loud ??? ) c7 F) I2 k8 B; M- r# RSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 1 n( W/ K2 U, G
Metal roof ?? ; _- H$ l: x2 V# S9 zwhat's going to happen in a hail storm, will it be very loud ??? \; w' D% T$ G6 Z& g
Summer raining seas ...
icing 发表于 2014-6-7 22:36 7 D2 g+ [# L4 ]) GMetal roof ?? X L8 W( i8 d y* B8 F, S7 q
what's going to happen in a hail storm, will it be very loud ???/ V9 o% u3 D. j/ ` |6 ]9 I
Summer raining seas ...
" ?5 u; D$ s; u- a x- Rthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.