Advantages u7 F! y9 f g5 dVery durable in cold weather 6 i; {7 A8 C2 }; Z2 g* z7 Y' r1 y+ ~- H. @High percentage of recycled material and are 100% recyclable4 v0 G+ L2 n2 d( A+ L
Disadvantages ' j- j, V+ ]3 U$ J7 F& ?Rusting (require maintenance to prevent corrosion), }2 ]9 S1 t, ]
Copper and lead roofs can be targeted by metal thieves, A* a9 U) {9 W
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure) O! n/ n7 J1 n+ k
Cellular and radio reception may be negatively impacted
Metal roof ?? u- a5 g J& o$ X
what's going to happen in a hail storm, will it be very loud ??? M K$ c% Z! j2 J: z! z! V. g
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 - b5 n; G1 a/ U& w N
Metal roof ?? & b- g6 ]& N3 K" A+ d+ d9 q3 `what's going to happen in a hail storm, will it be very loud ??? + h! w2 ~4 T3 [7 ^Summer raining seas ...
icing 发表于 2014-6-7 22:36 3 |; d6 m% F$ U1 A; d* d, f. H, c& oMetal roof ?? # r% w+ s% {: \" k5 Ywhat's going to happen in a hail storm, will it be very loud ???8 }- @% j% K9 y
Summer raining seas ...
; U. l6 Y$ P0 gthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.