Advantages ' B4 W- A6 v9 Z; \6 G- G5 P3 Z. aVery durable in cold weather* Q- s- B) Y# u( t9 ?9 ~
High percentage of recycled material and are 100% recyclable" d. O# R7 G: }( m$ L/ j* c
Disadvantages! ?+ u, u/ J2 s) ?$ S
Rusting (require maintenance to prevent corrosion) # }( Y+ o0 B3 W. c) WCopper and lead roofs can be targeted by metal thieves5 N! e& f. L9 e' b8 W
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 2 l+ g( A+ z! l- FCellular and radio reception may be negatively impacted
Metal roof ?? ( u7 d# r( g- N. F1 b- W0 mwhat's going to happen in a hail storm, will it be very loud ??? 6 w, w. M" h5 ? p; Z- S2 J" h1 ESummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 : s, ?$ P+ r0 `: v( S- e+ j
Metal roof ??* o& v. Z/ C0 x; q: T0 m1 G
what's going to happen in a hail storm, will it be very loud ??? # H9 d! x3 D7 m3 t( _Summer raining seas ...
icing 发表于 2014-6-7 22:36 . K1 y" q! Y: T' W4 \; X$ c- y5 L
Metal roof ?? # @' j5 k+ l, V1 D4 {# ~what's going to happen in a hail storm, will it be very loud ??? 6 [; j# n# @) N1 w, ~: T$ SSummer raining seas ...
4 ~" e9 p% g4 l' { {0 k) ?: t c
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.