Gary tackles two homeowner conundrums. First, Chris calls in about a noisy hot water tank, which Gary suspects might be caused by hard water deposits. Gary advises Chris to drain the tank and check the water quality. Next, Rebecca reaches out about a peeling deck stain, which Gary attributes to either too much stain or poor application. He recommends using a deck cleaner and a deck brightener to prepare the wood for re-staining.

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