Building a Home Theater Using Green Glue or Mass Loaded Vinyl

It's kind of nice being in the "do it yourself kind ofwould be perfect for under carpet and pad. The
business" like soundproofing. In today's world taking theAmerican Impact Standard would also be effective
family out on a Friday night for dinner and a movieunder the carpet and pad, but is more suited for
might cost you more than your monthly mortgagehardwood and ceramic tile floors due to its sheer
payment. That is why many families are opting formass.
their very own home Theater. If you have a spareOther concerns that you might have with your home
room or an empty space in your basement or attic,theater would be doors and windows. Let's talk about
you have a potential Home Theater.doors for a minute; if you are trying to keep the movie
It used to be that the best way to build a homein the home theater, then a hollow core door could be
theater or a home studio was to construct new wallyour worst enemy. Most modern bedroom doors are
within the existing room and then build what we call ahollow core and do little in the way of soundproofing.
"Room within a room." Though this method ofYour best bet would be to go to Home Depot or
soundproofing is still quite effective, it is costly and eatsLowe's and purchase a solid core MDF or solid wood
up a lot of wall space in your already cramped theaterdoor. You could ad an automatic drop down transom
room.seal to the bottom of the door and also a door
A better suggestion is to work with your existing wallsperimeter seal kit to seals around the door where it
by applying a new layer of drywall to the existing wallscloses into the jam. A real soundproof door could cost
and ceiling but applying a layer of a product calledthousands, with a little time and careful planning; you
Green Glue on the new drywall and sandwich it incan get the same results at ¼ the cost.
between the existing wall and the new drywall. If youThe last thing we need to talk about are the windows
do this to all the walls and the ceiling you are well onin your home theater. If neighbors are a concern, then I
your way to a great soundproof home theater. Now ifwould suggest building window plugs with the 2"
your home theater is on a second floor, the ceiling nowAmerica Mat closed cell vinyl nitrile foam mat. For
becomes less of a concern and now the floorsexample, if your window were 3' X 3', you would cut
become more of an issue. Floors can bethe foam to 3'1" X 3' 1" thus giving the window plug and
soundproofed in many different ways depending onextra ½" around it's entire perimeter. This extra ½"
what the finished floor is going to be installed. If you arewill help to hold the window plug tightly into the window
planning on having carpet and pad for the finished floorframe much like a cork in a bottle. If the window is 4'
in your theater, then a soundproof floor underlay wouldor more on either dimension, it is suggested that the
be in order. Something like American Impactlesswindow plug be glued to a backer board, something
soundproof floor underlay or American Impactlike wood paneling or Luaan. These wood panels can
Standard underlay. These are both recycled rubberbe found at home Depot or Lowe's.
products that would lie atop of the wood or concreteWell, I think we have covered every aspect of building
sub floor to stop the airborne sounds of the homeyour very own home theater; next time we will discuss
theater from traveling down to the people below.acoustical treatments for your theater, until then, Dr.
The Impactless is a less dense rubber underlay andBob.... Out!!