
How to Repair Drywall Or
Plasterboard Walls
Drywall Water Damage Repairs
How to Fix Holes In Drywall
How to Repair
Drywall Or Plasterboard Walls
By
Steven A Robinson
Drywall is the most common wall lining of the the modern home. The
drywall is glued and nailed/screwed to the timber frame of the house and
then the joins are then plastered and sander. During the life of any
home damage to the drywall will take place often when the moving
furniture or playing indoors. There are two ways to repair this damage -
ring a professional and pay them to repair it or learn how to repair it
yourself. Most repairs are quick and easy to do with a few tools to do
the job
Plaster Types
The first thing you need to know is the types of plaster that are used
to do the Job. There are three main types:
- Base Coat - A powder that is mixed with clean water to make a paste
and used in joints and filling holes - sets hard and is hard to sand.
- Cornice Cement - A powder that is mixed with water to make a paste to
glue on cornice - smooth tacky paste that set very hard and is hard to
sand.
- Finishing Compound - This is premixed in buckets and is ready to use
directly from the bucket - dries (does not set) and is very easy to
sand.
- Glass fiber tape - This tape is self adhesive and gives strength to
the filling plaster or base coat - only needed on larger holes
To repair a hole of damage to a wall you Will only need base coat and
finishing compound.
Tools:
There a few tools that you will need to buy to do the job however these
are simple and inexpensive -
- One broad knife 250mm (10inch) wide (looks like a wide paint scarper)
, one 100mm ( 4inch) broad knife , one 100mm (4inch) x 250mm (10inch)
towel.
You will also need to mix the base coat for larger holes so an electric
drill and paint mixing attachment is best. However the base coat can be
mixed by hand but this is slow.
For Example: A hole about the size of a tennis ball was made while
moving furniture.
Step one: Make sure the hole in the drywall is clean (no protruding
drywall or paint) mix your base coat power with clean tap water to a
paste similar to toothpaste. Note: if the base coat is too wet the base
coat will fall out of the hole. If you find the base coat continually
falls into the wall cavity fill the behind the hole with newspaper to
support the base coat while it sets. Fill the hole using the smaller
broad knife making sure the hole is filled and the base coat is flush
with the drywall.
Step two: When the first coat of base coat is set, Cut a small amount of
glass fiber tape to just cover the hole and carefully put into place.
Mix up a small amount of base coat and spread over the tape making sure
that you spread the base coat beyond the tape. The smoother and flatter
the second coat is the better the result will be. Let it set from 45 -
60 Min's.
Step three: Spread a thin coat of finishing compound with the large
broad knife and let this dry. The finishing compound must be spread a
minimum of 100mm (4inches) beyond the base coat.
Step four: Sand your work with 180 grit sand paper making sure you
feather or blend the edges with the existing painted wall so that the
repair will not be seen when painted. The aim is to sand the repair as
flat as you can and blend in the edges . Then your repair is finished
and ready to paint.
Tip:
Remember to wash you tools off with clean water between steps so the
plaster does not set on your tools.
By Steven Robinson - Renovation Robot
Want to know more and see repairs in action then visit the Renovation
Robot web site for free advise and tips!
Click here ---->
http://www.renovationrobot.com.au
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