No, muriatic acid is not very effective in cleaning old paint off of outside wood decks. You should use a paint remover to clean the wood decks, such as Jasco, which is available from Home Depot stores.
Wood
Home Depot has a specialty in home furniture and outdoor furniture for your enjoyment and they are probably cheap too if you are looking to save some money
cheap ones
should wood decks be installed crown down
Cheap wood blocks are widely available online. The most affordable websites are Casey's Wood, Factory Direct Craft, and Craft Parts. Stores you may be successful at in person include Blick, and Joann Fabrics.
There are numerous stores that offer new outdoor furniture that will please you. To get the best decks and patio for your buck, you should head over to Walmart. Walmart is simply the go to store for any need. The store offers the patio furniture for the price.
academy. world industries decks r nice and r cheap
teak wood
Coat it with teak oil
Its all personal preferance but personally i like Girls decks, chocolate decks, baker deck, and good cheap alternatives are speedemons, goodwoods and shop decks.
You can find affordable and effective wood fillers for furniture repair at hardware stores, home improvement stores, or online retailers. Look for products specifically designed for wood repair and read reviews to ensure effectiveness.