
Wood insert installation with a full-length liner, Edgewater
At handover you get the manual, the serial number on record and a clear walk-through of the air control.
- Owned and run locally
- Available for same-day service
- Fully licensed and insured
- Family owned and run
Signs your fireplace is ready for a wood insert
- A masonry fireplace sitting unused
- Little warmth from an open fire
- An old insert with no full liner
- Mortar gaps inside the firebox
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Installing a wood insert the way its manual intends
A metal tag fixed to the altered fireplace
Some insert manuals supply a metal tag to be fixed to the fireplace when it has been modified for a liner. The tag stays visible in case the insert is removed later. It tells the next person that the fireplace was altered to take an insert.
We attach the tag where the manual shows and mention it in the written record. If you ever take the insert out, the damper and liner changes may need attention before any open fire. Ask us before using the fireplace that way, and we explain what is needed.
Recording the serial number at installation
Some insert manuals ask the installer to record the unit's serial number before the blower goes in, because the label can be hard to see afterward. The serial number identifies the exact unit for warranty questions and parts orders.
We record the serial number, the model and the date of installation in your written record. Keep that page with the manual. If you ever need a replacement gasket, glass or baffle, the right part can be ordered without pulling the insert out to read the label.
Replacing an old insert
Replacing an older insert starts with removing it and looking at what it was connected to. The existing liner may not match the new insert's size or listing, and it is worth confirming a full-length liner exists at all. The hearth and faceplate may need changes too.
We check the old liner, the host fireplace and the hearth against the new manual. Where parts can stay, we say so and explain why. Where they cannot, the new items are listed separately, and the old insert and parts are hauled away.
When an existing insert has no full liner
If your current insert connects only a short pipe into the bottom of the masonry flue, it does not meet the continuous-liner requirement in current insert manuals. Smoke then travels through the old flue, which was sized for an open fireplace rather than a closed heater.
We explain what we find and what bringing it up to the manual would involve. Sometimes the existing insert can be relined, and sometimes replacing the unit makes more sense. You decide once you have the facts in writing, and nothing changes before you approve.
What we confirm before fitting an insert
- Top plate and liner cap
- Side wall and facing clearances
- Blower outlet coordination with an electrician
- Hearth protected during installation
Asked before a wood insert goes in
Can the insert connect to my home's air conditioning ducts?
No. Insert manuals warn against connecting to any air distribution ductwork unless the manual approves it specifically. The insert heats the room it sits in, and its flue gases go only up the liner.
What if my chimney already has a liner from an older insert?
We check whether the existing liner matches the new insert's size, runs the full height and belongs to a listed system in good condition. If it does, we explain that option. If not, a new liner is listed as a separate item.
Can the insert share a flue with another appliance?
The selected insert and liner manuals determine the permitted arrangement. The DuraLiner system cited here calls for a dedicated liner. We check whether another appliance already uses the proposed flue and record the compatible connection before installation.
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Chimney & Fireplace Brands We Work With
DuraVent 
Olympia Chimney and Venting Copperfield Chimney Supply 
Rutland Heatilator Heat & Glo