Anode Rod

Related terms

• Tank Water Heater

  A storage water heater keeping a tank hot. Lowest upfront cost; standby losses and limited capacity are the trade-offs.

• Arc Flash / Lockout

  Safety practices (de-energizing, lockout/tagout, PPE) for working on electrical systems. Why panel and service work is licensed, permitte…

• Amperage / Service Size

  The home's total electrical capacity (commonly 100A, 150A, 200A). Kitchens, EV chargers, and heat pumps often force a 200A upgrade.

• Backdrafting

  Combustion gases (including CO) being pulled back into the house instead of up the flue, often from negative pressure caused by exhaust f…

• Aluminum Branch Wiring

  1960s–70s aluminum branch circuits prone to connection overheating. Requires approved remediation (e.g., COPALUM/AlumiConn) for safety.

• Backflow Preventer

  A device stopping contaminated water from being siphoned back into the potable supply. Code-required at hose bibs, irrigation, and boilers.

• Air Handler

  The blower unit moving air across the coil and through the ducts, paired with a heat pump or as part of an electric/hydronic system.

• Backwater Valve

  A check valve in the building drain preventing municipal sewer backups from flooding the home. A recommended add in basement remodels.