How to Install a Fireplace Insert

Trying to install a fireplace insert can be complicated. However the following guidelines should help you understand how it is done.

Required Tools and Materials

Heavy cardboard
Screws
Chimney caulk
Screwdriver
Flue liner
Fireplace insert
Snips
Aluminum snips
Chalk

Step 1

Put the cardboard on the hearth. This is in front of the fireplace. Put the insert on the cardboard. Slide it near the fireplace’s back wall. The unit needs to be centered at the opening.

Step 2

Take out the damper. Put the flu liner down from the chimney’s top. Put the bottom end onto the flue collar adapter on the insert’s top. Next you need to link the collar (use the screws). Trim off any extra liner near the chimney top with snips.

Step 3

Before you can install a fireplace insert, you need to put chalk lines by the long and top sides of the insert. This should be in line with the fireplace opening.

Step 4

Pull the fireplace so you have access to the holes on the sides and top. Fasten the upper extender panel onto the insert. Set the panel so it conceals the chalk line. Put the side panels in the same manner as the top extender.

Step 5

Put the chimney caulk by the joints in between the insert and the three panels. Next, caulk the side and top panel seams.

Step 6

The last step to install a fireplace insert is to connect the insulation strips on the rear panel. Slide the insert in the fireplace. The extender panels should be flat on the front opening.

How to Set up a Propane Fireplace Insert

A propane fireplace insert is becoming more popular as they don’t cause pollution. The following shows you how it is done.

Required Tools and Materials

Propane fireplace insert
Tin snips
Thick cardboard
Chimney caulk
Chimney flue liner
Insulation strips

Step 1

Put the cardboard on the opening of the fireplace. Put the fireplace insert on the cardboard. Get someone to help if you need it. Put it in the fireplace.

Step 2

Before you can install a fireplace insert propane, you have to take out the chimney damper. Put the flue liner in the fireplace (from the roof). Next, join the flue collar adapter to the flue liner. Cut off any additional flue liner with the tin snips. Fasten the end using screws.

Step 3

Add some chalk so you’ll know where the propane hits the fireplace front. Remove the insert just enough you can align the side and top extender panels over the chalk lines. Fasten it with the screws.

Step 4

Hide the seams by using the chimney caulk. Seal the points along the spot where the side and top panels meet. Put the insulation strips at the rear panel. Press it back so the panels are level to the fireplace front edge.

Before you install a fireplace insert, you should determine the dimensions of the firebox. When you get this info, you can buy the fireplace insert.

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