What Size Gas Logs To Buy Guide

Measure across the back wall of the fireplace.

Measure from the front opening (behind any lip or ledge) to the back wall.

Measure from the fireplace floor to the top of the front opening. 2. Sizing Guidelines by Valve Type what size gas logs to buy

Before shopping, use a tape measure to record these four dimensions in your firebox:

Measure across the front opening from one side to the other. Measure across the back wall of the fireplace

Subtract 8 inches from your front width to allow for the pilot kit.

Your log set size is limited by the space required for the burner and its control system. Use these general "subtraction" rules for the front opening width: what size gas logs to buy

Subtract 4 inches from your front width.