Blocking Up A Fireplace Opening

A brick or stone surround first inspect the surround to ensure that it s not imitation comprising of stone or brick facings cemented to a concrete.

Blocking up a fireplace opening.

Cut a piece of 1 2 inch drywall to fit over the opening. Cover an unused fireplace. Snap the board along the. Keep the guard over your fireplace whenever you aren t using it.

Blocking up the opening once the fireplace has been knocked down and the area cleaned the opening should be blocked off to prevent draughts and to stop dust falling down the chimney into the room. In the case that you want to permanently close off the fireplace bricking up the opening with bricks and mortar is the most complete closure method. Choose a color that is similar or complementary to the existing fireplace. Starting at the top course chip away at the mortar with a club hammer and cold.

Hold a straightedge on the drywall along the section you want to cut and score the drywall with a utility knife. Unfold the guard and place it over the hole. Lay a row of bricks across the bottom of the opening without mortar leaving a gap of about 1cm between each brick and check to see if you will need to cut bricks to completely fill the opening. Wear safety goggles to protect the eyes.

Since you will not routinely be. Place the guard so it s flush with the opening of your fireplace. You may come across metal. Laying brickwork into fireplace opening the brickwork can now be built into the opening.

You need to leave an air ventilation opening to keep from getting air pockets backing up from the top of the chimney. Closing the fireplace once the chimney has been swept clear out any debris left on the floor of the fireplace. Bricks remove the fireplace surround. How to block off a fireplace block the chimney flue.

Apply it with a plasterer s trowel scraping it over the bricks until they are completely covered. For this you can use bricks lightweight building blocks or more lightweight materials such as hardboard chipboard or asbestos. Arrange for your fireplace to be professionally cleaned. The air brick however should be built out a little so that its face is flush with the existing plaster.

The guard is sturdy enough to stand on its own and will block any draft coming down your chimney. Measure your chimney opening and determine how much brick to purchase.