Make an improvised guide by screwing together scraps of 2×4. Saw using a handsaw with a blade that’s 3 or 4 inches wide. Note: Square pipe ends fit snugly into the fittings, allowing plenty of contact ...

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Couplings are most effective in attenuating noise and vibration. Deck penetration: the small size of grooved components makes them ideal for jobs where space is limited. Weight reductions by using ...