Advantages + U9 g/ J# e# e+ Q( O6 a+ bVery durable in cold weather8 u' ~+ w- _$ @9 E% ]1 v2 e7 h3 Z& y) W- a
High percentage of recycled material and are 100% recyclable 9 S/ |6 p) {7 e' r6 z0 I3 F" l, ?Disadvantages + |/ ~2 A' g2 X- ^Rusting (require maintenance to prevent corrosion)1 J, v: v/ S* n- N7 n' V6 E/ z
Copper and lead roofs can be targeted by metal thieves ( P) N4 i% z8 w; w; kHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure & c( v0 G# I: V+ O; I! nCellular and radio reception may be negatively impacted
Metal roof ??3 M6 @" A5 W1 n2 v$ P0 W1 l; H# \
what's going to happen in a hail storm, will it be very loud ??? - u0 x6 ]; V* N4 |; M9 f+ G. RSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 6 C* |* b ^" v% z
Metal roof ?? 6 t$ T C, S; O; v! Owhat's going to happen in a hail storm, will it be very loud ??? 9 e# N% @ k, ? [2 \1 P7 x9 ^Summer raining seas ...
icing 发表于 2014-6-7 22:36 ( g2 A# f% B/ g Q' bMetal roof ??. A; w2 I0 V9 i* n' b! w# C
what's going to happen in a hail storm, will it be very loud ???4 T/ I. [& v5 Q% A9 J2 t! Y1 \- i
Summer raining seas ...
: y l% x' j/ L$ T
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.
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发表于 2014-6-6 12:16
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