Crickets
A saddle is framed on the uphill side to end leaks on the high side.
Masonry Repair
Chimney Flashing Repair Wanaque, NJ
Leaks at the roof line in Wanaque usually come from flashing that has pulled loose, rusted through or been patched with tar, so the joint sheds water the way it was designed to. Call (862) 355-2009 to reach a local chimney sweep.
Flashing is the layered metal seal around the base of a chimney, and it is behind more chimney leaks than any other part. A chimney and a roof never move together perfectly, so the flashing is made of separate overlapping pieces rather than one solid seal. Over time, sealant dries out, nails back out, metal rusts and the counter flashing pulls out of the mortar joints.
Good flashing is a system, not a single strip of metal. Along the sides, individual step flashing pieces are layered with the shingles, while counter flashing is let into the mortar joints and lapped over them. On the uphill side, a cricket keeps water from pooling against the chimney, which matters most on wide chimneys.
When you call about a flashing leak in Wanaque, a few details help. Note whether the stain is on the uphill or downhill side of the chimney, whether it leaks in every rain or only in heavy storms, and when the roof was last replaced. If you can see black tar smeared around the chimney, say so, because that usually means earlier patches have already failed.
If the problem goes deeper than it first looked, a Wanaque chimney sweep may also recommend chimney leak repair or chimney waterproofing.
Looking for Wanaque chimney flashing repair? Call (862) 355-2009 and describe the problem to a chimney sweep who works in Wanaque.
Call nowThe process
What happens during a flashing repair
Flashing repair is about rebuilding the layers so water always runs over a joint, never into it.
Look at every side
The technician checks the apron, step flashing, counter flashing and back pan or cricket, plus the shingles around the chimney. The attic side of the roof deck is checked for rot as well.
Test for leaks
Before replacing flashing, the crown, cap and brick are checked, since they can send water down the same path. New flashing will not stop a leak that starts at the crown.
Strip failed material
The technician strips off old roofing cement and corroded pieces down to the roof deck. Any rotted decking found underneath is replaced before new flashing goes on.
Side flashing
New step flashing is installed piece by piece along the sides, interwoven with each course of shingles. A front apron and a waterproof underlayment complete the lower layers.
Cut a reglet
The top layer is set into the masonry itself, overlapping the step flashing below. Copper and coated steel are common choices, since bare aluminum can corrode where it meets mortar.
Divert uphill water
On wide chimneys, a cricket is framed and flashed on the uphill side so water and snow are split around the chimney. It keeps debris and ice from building up behind the chimney.
What is included
Types of flashing repair
Apron flashing
Front flashing is renewed so runoff clears the chimney with the counter flashing lapped over it.
Side flashing
Rusted or missing step flashing along the sides is replaced to stop leaks along the sides of the chimney.
Counter flashing
Counter flashing that has pulled out of the mortar is reset into a fresh reglet instead of being held on with caulk.
Fixing old patches
Failed tar patches are stripped and replaced with real flashing so the repair does not depend on sealant.
Related service
Chimney Flashing Replacement Wanaque, NJ
When flashing is rusted, bent or covered in years of patches, replacing it outright is usually smarter than another repair. The old metal comes off completely, and new step flashing, counter flashing, apron and cricket are installed as a system. A common shortcut is to reuse the old flashing during a reroof, and that often leads to a leak within a few years.
If you are replacing the roof on a Wanaque home, that is the ideal time to replace the chimney flashing too. Plan it so the masonry side of the job, cutting the reglet and setting counter flashing, happens while the shingles are going on. While everything is exposed, a quick look at the crown, cap and upper mortar joints can save a second trip onto the roof.
Local help
Chimney Flashing Repair Near Me
Flashing leaks in Wanaque often show up after a big storm, heavy snow or a roof replacement that reused the old chimney flashing. Homes in Wanaque and nearby towns like Bloomingdale, Oakland, Pompton Lakes and Pines Lake see the same seasonal cycle of heat, cold, rain and snow that loosens counter flashing and dries out sealant, so proper step and counter flashing, and a cricket where needed, is worth doing right once.
Need chimney flashing repair around Wanaque? Call (862) 355-2009 for a Wanaque chimney sweep who serves the towns around it too.
How the weather here affects chimneys around Wanaque
Winters here are long and cold, and the heating season usually runs from October well into April. Masonry takes the worst of it from the freeze and thaw cycle: water soaks into brick, mortar joints and the crown on a mild day, freezes overnight and expands, which is how cracks, loose bricks and leaks start. Nor'easters drive rain sideways into flashing and mortar that looked fine in summer. Most homeowners in Wanaque, NJ schedule a sweep in early fall, and a repair check after a hard winter.
Why call
Why act early
Less damage
A chimney problem fixed early rarely spreads to the masonry, the liner or the house.
Local knowledge
Local sweeps see the same chimney types and weather wear across Wanaque and nearby towns.
Know what happens next
Ask the sweep about the cause, the options and the estimate before work starts.
Common questions about chimney flashing repair
Should I repair or replace my chimney flashing?
What the metal looks like decides that. If the flashing is in good shape but the counter flashing has pulled out of the mortar, it can often be reset and resealed. Once flashing has rust holes or years of patches, replacing it is more reliable than another repair.
What is a chimney cricket?
A cricket, also called a saddle, is a small peaked structure built on the uphill side of a chimney to split water and snow around it. Without one, water, leaves and ice collect behind a wide chimney and work their way under the flashing. Common building codes call for a cricket on chimneys wider than about thirty inches, unless the chimney sits at the ridge.
Should chimney flashing be replaced with a new roof?
Doing it with the new roof is the smart move in most cases. Since step flashing is layered with the shingles, replacing it later means disturbing the new roof. Old flashing reused under a new roof often leaks within a few years.
Why does my chimney flashing keep leaking after it was sealed?
Caulk and roofing tar only seal the surface, and they crack and pull loose as the chimney and roof expand and contract. When the flashing itself is the problem, sealant just hides it for a season. It is also possible the water is entering higher up, at the crown or through the brick, and only showing at the flashing.
How do I know if my chimney flashing is leaking?
Stains beside the chimney, dark wood in the attic and loose or corroded metal at the roof line are the usual giveaways. Water inside the fireplace points higher up, while water along the chimney chase or ceiling points to the roof joint. A controlled water test settles it.
More questions? Call (862) 355-2009
Related services
Chimney Leak Repair
Stopping chimney leaks at the source, whether the drip shows up in the attic, the ceiling or the firebox.
Learn moreChimney Waterproofing
Treating chimney brick and mortar with a breathable water repellent, to slow freeze-thaw damage and spalling.
Learn moreChimney Crown Repair
Sealing cracked chimney crowns or rebuilding crumbling ones, before freeze-thaw damage spreads down the chimney.
Learn moreChimney Repair
Chimney repairs from the cap and crown down to the firebox, matched to what an inspection actually finds.
Learn more
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