Advantages# y( f+ A6 X: h( s9 `2 ^% I$ ?
Very durable in cold weather8 V8 l$ }5 `2 Z! e5 t' N& d
High percentage of recycled material and are 100% recyclable, `6 j0 }4 G& y |4 F. c4 U
Disadvantages! k8 L0 w2 d& M) z9 U
Rusting (require maintenance to prevent corrosion)- I) K3 n3 a7 r- [
Copper and lead roofs can be targeted by metal thieves2 M$ \2 G: T Q+ {+ Q- o k* A. F* v
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 2 H7 n4 e" J( ^6 |7 @$ c9 mCellular and radio reception may be negatively impacted
Metal roof ??7 H4 z! ^: v b/ `7 a- F! ^
what's going to happen in a hail storm, will it be very loud ??? , o/ W6 s2 C8 G3 \% h) A9 TSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 K) L; W8 o: G, s' RMetal roof ?? ! E% C$ k- M9 z0 y6 S. kwhat's going to happen in a hail storm, will it be very loud ??? - m- G# ^5 w2 h, G! Q! i6 l5 ?Summer raining seas ...
icing 发表于 2014-6-7 22:36 ( V* s2 }% Z Y0 t9 b. }! N) G
Metal roof ?? ( s2 f7 k: w" g3 A1 _what's going to happen in a hail storm, will it be very loud ???3 G. l3 ^* c, b
Summer raining seas ...
& W; L1 ~, ]3 l) o1 ?that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.