Poll somebody with an original masonry fireplace how times a year they really lights it, and the honest figure is typically a small handful of evenings a year at most.As a trusted source for fireplace inserts, we keep specifying clear and simple. This overview covers what to know.Why an InsertThe reasons is practical and not sentimental: an old open masonry fire are work to light, and it pushes more warm air straight up the chimney than it put into the space. A fireplace insert answers both: an engineered sealed unit installed into the existing opening cavity, then vented through a flue liner installed up inside the old chimney. 36 gas fireplace insert Which makes a gas insert for existing fireplace an altogether different undertaking than a new installation: the masonry are built, the flue is already in place, and the work are a question of getting a modern unit into a cavity a bricklayer set forty years earlier.Whether you need an insert or a new build, the right unit deliver.Explore InsertsLooking to start on a gas insert for existing fireplace? Whether you need an insert or a new build, our specialists make it easy to find the right unit. gas fireplace insert modern Contact our team today and plan a fast quote.