Wood
Deck/Painted/Sound & Continuous/To Be Painted
a.
Surface Preparation:
NOTE
If lead is suspected in the paint, do not attempt to scrape, sand,
power wash, use heat gun, etc., which might put lead into the environment,
but rather contact a contractor qualified for lead assessment and
abatement
-
treat any mildew with a 3:1 water:household bleach mixture, leaving
it on for 20 minutes and adding more as it dries; wear eye and
skin protection; rinse thoroughly
-
dull any glossy paint by sanding with fine (#220) grit garnet
paper; wear eye protection, dust mask and work gloves
-
remove dirt, chalk, etc. by scrubbing with detergent and water
(rinse thoroughly) or by careful power washing using plain water;
NOTE:
woods that tend to be very soft, such as old and weathered cedar
and redwood, can easily be damaged by the high pressure jet of power
washing
b.
Priming:
-
priming helpful but not necessary unless specified by paint manufacturer
-
use quality exterior latex or oil-based primer recommended for
repaint of deck surfaces
-
do not leave a primer unpainted
c.
Painting:
-
use top quality exterior 100% acrylic latex deck paint if old
paint is latex or oil-based and is exhibiting excellent adhesion
-
use quality oil-based deck paint if surface has build up of old
oil-based paint
-
do not apply oil-based paint over latex paint
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