Roof Repair Around the Route 30 and 100 Crossroads
Two entirely different roof populations meet around Exton. West along Route 30 and north up Route 100, most of the housing went up after 1990 and wears architectural asphalt on a roofline full of returns and valleys. Head toward West Chester or into the southern county and you find original slate and cedar on houses built long before anyone worried about ventilation. The leaks they get have almost nothing in common.
This is roof repair as our Exton, PA office does it — the same crew, the same number, the same written estimate before anything starts.
On the newer homes the leak is nearly always a junction rather than the field. Roof-to-wall returns are the classic offender, particularly on stucco-clad houses where the step flashing was short, the kickout was omitted, and water has been running down inside the wall for years before a ceiling shows it. Chimney chases, dormer cheeks and the valleys these rooflines produce in quantity account for most of the rest. On the older stone and stucco houses nearer West Chester, the recurring problems are chimney counterflashing and low-slope porch and bay roofs.
Where a sloped roof runs down into a wall, the last piece of step flashing has to be a kickout that throws water clear into the gutter. Without it, every rainfall sends water behind the wall finish, and on a stucco wall there is nothing to warn you until the damage is structural. Fixing it properly means opening the junction, replacing the flashing course by course, and rebuilding the terminations rather than sealing over them. The same rule holds at chimneys: counterflashing belongs in a cut mortar joint, and a chimney wide enough to hold snow needs a cricket behind it.
We work in asphalt, metal and membrane, and we will tell you where that ends. If your home carries original slate or cedar with life left in it, the honest answer is often that the repair is a flashing and detail job rather than a reason to replace the whole surface, and we will explain what a conversion genuinely involves before anyone starts pulling material off. You get a free consultation, photographs, an itemized estimate and a written proposal. What we will not do is run a bead of caulk where a kickout belongs and call the roof repaired.
Why Exton roofs are different
Exton sits where Route 30 crosses Route 100, with the Chester Valley running east and west behind it and the Brandywine watershed draining the ground to the south. That geography put the old settlement pattern along the creeks and the modern one along the highways, so a service call can move from a nineties development in Lionville to a stone house outside West Chester in fifteen minutes. Mature trees over the older neighborhoods near Downingtown and Malvern keep valleys loaded with leaf debris most of the year.
- All Pro Roofing Materials
- Phone: (484) 309-9029
- Hours: Open 24 hours, seven days a week
- Licensed & insured in Pennsylvania — #PA052821
- Serving: Exton and Chester County
Other roofing work we do in Exton
Roof Replacement in Exton · Roof Installation in Exton · Metal Roofing in Exton
Roof Repair in nearby markets
Roof Repair in Allentown · Roof Repair in Lancaster · Roof Repair in Media · Roof Repair in Carlisle
Read the full roof repair service page for the technical detail that applies everywhere we work, or see everything we cover across Chester County.
Towns our Exton office covers
Roof Repair in Exton
Roof Repair in Exton — common questions
My ceiling only stains in wind-driven rain. Why?
Because the failure is a lap or a termination that handles vertical rain but not sideways rain. Water driven horizontally gets under shingle edges, behind a wall termination, or through a ridge vent that has no baffle, then disappears again once the wind drops. Those leaks are the hardest to reproduce on a dry day, which is why we test with water at specific points rather than guessing from the stain alone.
What is a kickout flashing, and why does its absence matter here?
It is the small formed piece at the bottom of a roof-to-wall junction that diverts water out into the gutter instead of letting it run down the wall. On the stucco-clad houses common in this area, water that gets behind the finish has no easy way out and no visible warning sign, so sheathing and framing can rot for years unseen. It is a cheap piece of metal and one of the most expensive omissions in local roofing.
Do you work on slate or cedar roofs?
Our work is asphalt shingle, metal and low-slope membrane, so we are straight with owners of original slate and cedar about what we can and cannot help with. Flashing repairs, low-slope porch and connector roofs, and honest advice about whether a conversion makes sense are all fair ground. Telling you your slate is finished when it is not would be neither honest nor in our interest, since you would find out.
There is a stain on the wall below where the roof meets it. Is that the roof?
Very likely, and specifically the junction where they meet. A missing kickout or short step flashing puts water inside the wall assembly at exactly that point, and it emerges lower down as a stain, bubbling paint or soft trim. It can also be a window head or a wall detail unrelated to us, which is why we look before we diagnose. If it turns out not to be the roof, we will tell you that too.
Which towns does the Exton office cover?
Exton and the surrounding Chester County communities, including West Chester, Downingtown, Malvern, Lionville and down toward West Grove. Conditions vary noticeably across that ground: a development along the Route 30 corridor sits open to weather, while a house near the Brandywine tributaries sits under canopy and collects debris instead. Call (484) 309-9029 with your address and we will schedule a look at the roof.
Roof Repair in Exton? Call (484) 309-9029.
Free, no-obligation estimates. Licensed & insured in PA, NJ, MD & DE.