Image Title: Ventless Gas Fireplace Insert Cost Some Facts About With Decorations 6. Filename: ventless-gas-fireplace-insert-cost-some-facts-about-with-decorations-6.jpg. Image Dimension: 800 x 600 pixels. Images Format: jpg/jpeg. Publisher/Author: Julio Goyette. Uploaded Date: Wednesday - April 25th. 2018 12:38:10 PM. Category: Architecture. Image Source: zillow.com.