Advantages+ a" T" ~& p( f& x: P
Very durable in cold weather / P! K# ]9 V: B- ~High percentage of recycled material and are 100% recyclable. Z& c" o4 ^; V6 @: U; I L, g+ _
Disadvantages- d8 w- Q4 f! F) Y5 ?6 X
Rusting (require maintenance to prevent corrosion) - D3 l2 J7 h# q6 c3 z5 xCopper and lead roofs can be targeted by metal thieves- O1 A" U% Q) B2 n C
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure# [* ]' t$ O: G ?* p
Cellular and radio reception may be negatively impacted
Metal roof ?? 3 d# P1 h( ]$ [9 owhat's going to happen in a hail storm, will it be very loud ??? / V, I1 s: p8 b/ l6 J! k; ASummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 7 `; e# Z& W+ tMetal roof ?? 1 `+ G5 a- y: k' H( Wwhat's going to happen in a hail storm, will it be very loud ???7 d) d3 ~1 |* e/ \! B2 |) N, I
Summer raining seas ...
icing 发表于 2014-6-7 22:36 $ [( [: R, X# ~6 q$ B8 c |8 O
Metal roof ??, ^) y3 M# A9 I3 v5 r
what's going to happen in a hail storm, will it be very loud ???! n; o( ]2 W2 |; K4 D( M' R% }
Summer 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.