Advantages: c' p6 t/ L; ^! Y) w
Very durable in cold weather 6 M I* K7 N, B* o/ @High percentage of recycled material and are 100% recyclable$ s+ g3 r& l. g/ |9 g+ k. X
Disadvantages i' W. a/ f3 [0 ?8 p
Rusting (require maintenance to prevent corrosion) $ }- l# I! C; C' OCopper and lead roofs can be targeted by metal thieves, n7 a, F y3 J- ?& I# E% N
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 4 E/ l+ p. C% m$ N" TCellular and radio reception may be negatively impacted
Metal roof ?? : U5 }+ e. ]: G% T$ Jwhat's going to happen in a hail storm, will it be very loud ??? ! Q# X3 ~- i G$ nSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 , k. n; _7 r0 F. K3 F. u( ~: OMetal roof ??2 y; l' [, K1 ?1 D
what's going to happen in a hail storm, will it be very loud ??? $ |, d1 V+ ~8 \% `: NSummer raining seas ...
icing 发表于 2014-6-7 22:36 2 A2 x X( H4 I4 {3 U+ zMetal roof ??( L* ]. F! Z" j& R. v. h* j
what's going to happen in a hail storm, will it be very loud ??? - Y, H' \. n- J7 V$ q8 J1 MSummer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.