Vented vs Vent-Free Gas Logs: How to Tell Before You Buy
Vented and vent-free log sets can look identical online. The standard on the rating plate tells them apart. What each needs, and the mix-up to avoid.
ANSI Z21.60
Vented and vent-free log sets can look identical online. The standard on the rating plate tells them apart. What each needs, and the mix-up to avoid.