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When we estimate
renovated my basement jobs, we chose to use metal
studs for framing the walls. My decision was based
on measuring the pros and cons of both wood and
metal studs.
Strength: Wood is
definitely the sturdier of the two materials Metal
tends to be flimsy, but once the drywall is screwed
to it, it is strong and rigid. However, metal would
not be suitable for hanging cabinets or heavy
mirrors. Metal framing has no structural strength
and can only be used for partition walls.
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Convenience:
Metal wins here, hands down. It is
lighter than wood and since it is not a solid material, two
metal studs only take up the space of one piece of lumber.
This makes for easier transporting. Metal is cut using
aviation snips, which means no sawdust. However, gloves
should be worn to protect the hands and care must be taken
to clean up any small pieces that end up on the floor.
Cost:
At first glance, metal seems to be less
expensive than wood. However, electrical boxes for metal
studs cost more, and plastic grommets are required for
running standard electrical wires unless shielded BX cable
is used. Metal also requires screws for construction, and
for attaching moldings. Even if the initial cost of lumber
is more than the metal studs, the additional costs involved
in using the metal evens things out.
Forgiveness:
Make a mistake in measuring? Stud not
vertical? Since metal studs are attached with screws
removing and moving studs is simple.
Stability:
Wood is prone to twisting and warping;
metal is not. Wood also wicks moisture; metal does not.
However, metal does rust, so a vapor barrier or sill gasket
is still required between the bottom plate and the concrete
floor.
Environmental
Concerns: Metal framing has
sometimes been promoted as an environmentally friendly
alternative to wood. However, both materials have their
positive and negative points. Wood comes from trees, and
cutting down trees is generally seen as bad for the
environment. However, wood is a renewable resource and we
are getting better at managing our forests. Wood scrap is
biodegradable and smaller pieces can be composted, but it
takes a while to wood to break down and most scrap ends up
in the landfill anyway. Metal is recyclable, and recycling
is generally seen as good for the environment. However, the
recycling process does generate a certain amount of
pollution. Also, the ore has to be mined and refined to
produce metal, and that negatively impacts the environment.
Basically, either material can be seen as better or worse
for the environment than the other, depending on your point
of view.
Fire Concerns:
Wood burns, metal does not. A
wall built with metal studs is virtually fireproof.
Having worked with both, We
believe that one is not necessarily better than the other.
It basically comes down to personal preference.
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