Fireplace damper repair for O'Neil fireplaces

Dampers that rattle, stick or leak in O'Neil, repaired by a local family crew under our workmanship warranty.

Fully licensed and insured
Locally owned
Family owned and operated
Same-day service

Call (904) 920-5495 Free Inspection

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Get a quote for chimney and fireplace repair and installation in Jacksonville.

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(904) 920-5495 Free Inspection

Family-owned damper experts serving O'Neil

Locally owned in Jacksonville
Family owned and operated
100% satisfaction guaranteed
Free inspection and estimate
Same-day service available
10% off any service

Local and family owned, we come back for the same damper if anything about the repair slips.

Free inspection and estimateYour O'Neil damper is run through its full travel and checked with a light at no charge.
100% satisfaction guaranteedIf the repaired damper does not open fully and close flat, we come back and make it right.
Family owned and operatedA family business does the diagnosis and the repair, so the person who quoted it answers for it.

Call (904) 920-5495 Free Inspection

Debris resting on the closed plate

A closed damper catches whatever falls down the flue: leaves, twigs, loose mortar and bits of flue tile. Over time that pile gets heavy enough that the plate cannot swing up past it, and the handle feels locked.

We clear the load from below where it can be reached safely, then check where it came from, because falling tile or mortar points to a separate problem higher up. Once the plate is clear, we work it through its full travel and check the seat. Damper stuck under debris in O'Neil? Our damper specialists offer a free inspection at (904) 920-5495.

The county for O'Neil is Nassau County. O'Neil is near the coast without touching it.

Plate, frame, pivots and control

Seized plates freed and pivots worked loose
Broken handle links and rivets reconnected
Warped or holed plates replaced to fit the frame
Debris cleared off the smoke shelf behind the plate

Call (904) 920-5495 Free Inspection

From the first light test to a sealed plate in O'Neil

Handle and plate tested
With the fireplace cold, the control is worked through its travel and the plate checked from below with a light.
Failed part named
Pivots, plate, frame or control, the part that failed is written down with the repair options and prices.
Freed, rehung or replaced
Sound parts are cleaned and freed, a plate is matched to its frame, or a new damper is set at code height.
Travel and seal confirmed
The plate must open fully and close flat under the light before the job is done.

Damper rust a few miles from the coast

O'Neil lies a few miles from the ocean. Damp air that carries salt that far can still reach metal exposed under an open flue.

An uncapped flue lets that air and the rain down onto the damper, so in O'Neil we check the top face of the plate and price a cap where needed.

10% off any service booked within 72 hours of inspection

Freed, rehung or replaced, a damper job in O'Neil carries the discount.

Call (904) 920-5495 Free Inspection

Cast iron plates and stamped steel plates

Throat damper plates come in two broad kinds. Heavy cast-iron plates hold their shape well under heat and rust slowly because of their thickness. Stamped steel plates are lighter and cheaper to make, and they give less warning before rust eats through them.

Both are ferrous metal, which is what the code asks for. The difference shows up in the repair: a cast plate that has only scaled can usually be cleaned and kept, while a thin steel plate with pitting along the edge rarely justifies the effort. We name which kind you have on the estimate, because it decides whether freeing it is worth the labor.

What sits behind the damper plate

Behind a throat damper is a ledge, the smoke shelf, where anything falling down the flue comes to rest. Mortar crumbs, flakes of rust, leaves and pieces of tile collect there, and a thick pile can wedge the plate when it swings back.

We clear the shelf when the damper is worked on, because a plate freed over a full shelf jams again. What comes off the shelf is worth a look too. Broken flue tile or a lot of mortar sand means damage higher in the chimney, and that is noted for a separate check rather than folded into the damper price.

Dampers behind a wood-burning insert

A wood-burning insert with a liner running up the flue passes through the throat where the damper sits. Insert manuals deal with that directly. Some tell the installer to remove the damper or lock it fully open, so the liner has room and the plate cannot close on it.

So a damper that looks missing or fixed open behind an insert may be exactly what the insert's instructions required. We check the insert's manual before calling it a fault. If the insert is being taken out and the fireplace will burn open fires again, the damper is then restored or replaced so it can close between fires.

Damper findings written down before pricing

Frame condition: cracks, lug wear and how it sits in the masonry
Control checked: poker rod, notch bracket or rotary crank and gear
Replacement plate matched by frame size, pivot style and handle lug
Top-sealing damper priced alongside when the throat is hard to reach

Damper questions from O'Neil homeowners

Will a new plate do, or does the whole damper go?

A new plate is enough when the frame is flat, uncracked and has sound pivot lugs, and a matching plate is still made. If the frame has failed, the whole damper is replaced or a top seal is fitted instead.

What does the damper visit in O'Neil cost me?

The inspection is free, and the repair is priced in writing before any work. Book the damper job within 72 hours of that inspection and 10% comes off as well.