Is this gap between refractory panels supposed to be there? : r/Fireplaces

I have a Temco prefab fireplace with a hole in the refractory panel. The previous owners burned wood, but maybe they wanted to convert it to gas? Not sure why the hole

Lakefield XL Direct Vent Freestanding Gas Fireplace Stove

Is this gap between refractory panels supposed to be there? : r/Fireplaces

I have a Temco prefab fireplace with a hole in the refractory panel. The previous owners burned wood, but maybe they wanted to convert it to gas? Not sure why the hole

The BRT4000 B-Vent Fireplaces feature multidimensional refractory log arrangement and deep glowing ember bed. An aluminized “U” tube dual burner

Superior BRT4336 36 Traditional B-Vent Natural Gas Fireplace With Millivolt Ignition and White Stacked Refractory Panels

Bellfires Refractory System - Harrisonburg VA - Old Dominion Chimneys

Fireplace Panel Replacement and Repair, Baun's Chimney Sweeping

Indoor Wood Burning Fireplaces - Pisgah Insulation

Cottagewood 42 Outdoor Wood-Burning Fireplace with Gray Herringbone r — Hearth Mart

Refractory panel replacement?

Is this gap between refractory panels supposed to be there? : r/Fireplaces

Valcourt Frontenac Wood Burning Fireplace

The Osburn Inspire 2000 fireplace insert burns your wood with high efficiency and heats up to 2,100 sq. ft. Order the Osburn Inspire 2000 today with

Osburn Inspire 2000 Wood Fireplace Insert

FC Refractory Panel Replacement