Breeze or Freeze? The Essential HVAC Tools Every Smart Homeowner Needs to Know

What warning device detects exhaust leaks from a cracked furnace heat exchanger?

85%

Correct!

Incorrect!

A furnace with a cracked metal heat exchanger can leak deadly carbon monoxide (CO) gas into supply vents. Installing a high-accuracy battery-powered digital Carbon Monoxide Detector nearby provides immediate warning alarms if CO levels lift.

What warning device detects exhaust leaks from a cracked furnace heat exchanger?

Electronic Refrigerant Sniffer Pen

Under-Floor Radon Gas Monitor

Carbon Monoxide Safety Monitor

Combustible Natural Gas Detector

85%