Removing the doors will allow access to either side of the surround and will provide the ability to anchor the shelf into position. The frame usually covers a couple of inches of the fireplace opening, so fireplace doors act something like a smoke guard, lowering the effective opening of the fireplace. offers a wide selection of smoke guard products and expert installation services, making it easy to find the right option for your needs.

Fireplaces tend to produce more smoke when the fireplace grate is placed too close to the front of the firebox. Meaning, for every 10 square inches of fireplace opening, there should be 1 square inch of flue size. You can then determine which size smoke shelf would size down your opening to get to that correct ratio. They can then recommend the appropriate solutions to ensure proper smoke ventilation and a smoke-free environment.Burning unseasoned firewood or cardboard can generate an excessive amount of smoke that your chimney can’t efficiently evacuate.

The gentlemen working there were really nice, and even taught us more about airflow and how our nearly 90 year old chimney system works. Unfortunately, in some cases the opening of the fireplace was made too big for the size of the flue, which reduces the force of the updraft, especially at the start of a new fire. This covering installed around the outside opening of the flue keeps out water (along with animal nests and debris) to help strengthen the chimney draft and prevent indoor smoke. To address an issue of negative air pressure, consider having a mason install an air supply vent at the back of the firebox.can help you determine the correct size of smoke guard for your chimney and ensure a proper installation.

The greater the temperature difference, the stronger the draft; the lower the difference, the weaker the draft. a family-owned company specializing in chimney and masonry services, including smoke guard installation.This bit of professional maintenance helps keep your chimney clean and free of obstructions or structural damage. The smoke guard not only changes the ratio between the size of the fireplace opening to the size of the flue, but it effectively makes the size of the top of the firebox larger. Masonry refers to the construction technique that uses various materials, including bricks, stones, concrete blocks, or clay tiles, to build structures. A smoke guard is a device that plays a crucial role in directing smoke away from the room and filtering it through the chimney. But if you’re experiencing smoke issues from your fireplace and you’ve tried and failed to mitigate the problem, a smoke guard could be just what you need.