plumbing - What is causing these water heater pipes to rust/corrode? - Home Improvement Stack Exchange

This water heater was replaced by a plumber 4-5 years ago. Within about a year, all the new connections were rusting/corroding. Did the plumber not sufficiently tighten the fittings? Is this perha

New house we bought has pipe corrosion very badly into hot water tank. Does the hot water tank need to be replaced as well? Opinions? : r/Plumbing

Corrosion on copper pipe: Is this a concern? - Home Improvement Stack Exchange

Cause of corrosion in hot water heater pipes?

plumbing - What is causing these water heater pipes to rust/corrode? - Home Improvement Stack Exchange

Water meter to a PVC pipe to a metal pipe. Why? - Home Improvement Stack Exchange

plumbing - What is causing these water heater pipes to rust

heating - Boiler Valve Corrosion - Home Improvement Stack Exchange

drain - The bottom of my plumbing stack is rusting heavily. Do I need to replace it? - Home Improvement Stack Exchange

Common Causes Of Rusty Water

plumbing - Does anyone know what has caused this corrosion on hot water heater? - Home Improvement Stack Exchange

plumbing - Replaced the anode rod on my water heater! - Home Improvement Stack Exchange

Rust around top water heater connections and around drain. What plans should I make? Can this be fixed? Is it dangerous? : r/Plumbing

Water Heater Pipe Online - Off 66%

Blue Green Residue from leaking Temperature Pressure Relief Value on Rheem Water Heater - Home Improvement Stack Exchange

Water Heater Repair at The Home Depot