Learn how to replace a toilet flush handle, including disconnecting the flapper chain, removing the old handle, installing the new one, and adjusting the chain for smooth flushing.

Learn the key features and operation of a Badger 1/3 horsepower garbage disposal. Covers dishwasher and electrical hookups, reset button use, and how to safely clear jams using an Allen wrench and pliers.

Learn how to safely remove and install a garbage disposal. Covers disconnecting power and plumbing, wiring the new unit with proper grounding, securing the disposal to the sink flange, and checking for leaks and operation.

Learn how to replace tank-to-bowl bolts safely. Includes draining the tank, removing old bolts and gasket, installing new bolts with washers, tightening nuts properly, and reconnecting the water supply.

Learn about the internal components of a water heater, including the pressure relief valve, anode rod, fill tube, and heating elements. Understand the importance of the anode rod in preventing corrosion and how deterioration affects tank longevity and function.

Learn how dual-element water heaters operate and how to diagnose heating issues. Covers testing thermostats and elements for continuity, safe replacement practices, and warnings against dry-firing elements.

Learn how to replace a toilet’s wax ring, including removing the toilet, scraping the old wax, installing new closet bolts, properly seating the new wax ring, sealing, tightening bolts, and checking for leaks. Also covers optional tank component rebuild during disassembly.

Learn how to test calcium hardness. Fill to 25 ml, add 20 drops of R10 and 5 of R11—sample turns red. Add R12 drop by drop until it turns blue. Multiply drops by 10 for ppm. Ideal range: 200–400 ppm (optimal: 300–325 ppm) to protect surfaces and grout.

Learn how to install and use a chlorine tower. Connect the “in” line from the pump and the “out” line back to the pool. Fill with 1" or 3" chlorine tablets—never use granular chlorine. Lubricate the cap gasket with silicone gel and tighten the cap before starting the pump. Always turn off the pump before opening the cap. Use the dial to maintain 2–4 ppm chlorine, aiming for 3 ppm.

Learn how to maintain ideal chemical balance in a pool, calculate pool volume and water loss, and understand how these factors impact chemical dosing and leak detection. This foundational knowledge helps ensure water quality and reduce unnecessary costs