The meaning of VENTLESS is not having a vent for the escape or release of a gas, liquid, etc.. How to use ventless in a sentence.
There are various types of fireplace inserts that depend on the features and types of fuel being used, and one of them is a direct vent gas fireplace insert. This type of gas burning insert is further divided into three groups: Direct Vent, B-Vent and Vent-Free. Direct vent gas fireplace...
Installation and Operation Instructions Superior™ Unvented (Vent-Free) Gas Fireplace Insert Models VCI3032ZMN VCI3032ZMPPropane/LP and Natural Gas: Propane/LP and natural gas are odor- less. An odor-making agent is added to the gas. The odor helps you detect a gas leak. However, th...
Also it's generally the case that too many on bends interferes with the draft so that the equipment is not vented safely or properly. You can box around a metal chimney if you respect the required higher clearances but you want to be sure to design your enclosure so that there is access...