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 Z21.11.2
Ventless Fireplace Safety Features: What the Code Requires
The code requires an oxygen depletion shutoff; a CO alarm is a condition of use. What each safety feature does, what it misses, and what to check.
Dual Fuel Ventless Fireplace Conversion: Not a DIY Job
Dual fuel vent-free units and conversion kits: what a fuel conversion changes, why it is licensed work, and the questions to ask the gas fitter.
Types of Ventless Gas Fireplaces: Logs, Inserts, Stoves
The four vent-free shapes compared: what changes between gas logs, inserts, stoves and wall units, what does not change at all, and who decides.
How to Choose a Ventless Gas Fireplace: Safety and Code
How to choose a ventless gas fireplace in the order that matters: legality, room volume, the listing, the fuel, the licensed fitter. Code-sourced figures.