Standing Seam Is Ordinary Around Lancaster
Drive any road out of the city toward Lititz or Ephrata and you pass metal roof after metal roof, on barns, on shop buildings, and on plenty of ordinary houses. Metal is not an exotic upgrade in Lancaster County; it is what a lot of people grew up under, and homeowners here tend to arrive already knowing they want it. The questions worth asking are which system, which details, and whether their particular roof suits it.
This is metal roofing as our Lancaster, PA office does it — the same crew, the same number, the same written estimate before anything starts.
Two families of metal cover almost everything installed around here. Standing seam holds panels with concealed clips under raised seams, so nothing fastening the roof is exposed to weather, and it belongs on houses, farmhouses and long clean planes. Exposed-fastener panels are screwed through the face with gasketed screws and are the sensible answer on barns, shops, garages and porch roofs, which this county has in quantity. We measure the planes on site, because a farmhouse roof near Lititz that has been added to twice is rarely square, and metal reports every inch of that back to you.
Metal moves, and every detail either allows for it or fights it. A long run grows and shrinks measurably between a January night and a July afternoon, so standing seam clips are set to let panels float, and terminations at sidewalls and headwalls are flashed so the panel slides behind the metal instead of being pinned at both ends. Seams take sealant tape where the profile calls for it. Eaves are hemmed, valleys run wide with hemmed edges so debris does not catch, and penetrations get boots rated for the temperature a dark panel genuinely reaches in July.
The conversation before the estimate is the useful part. Metal earns its keep on simple planes and long runs; on a cut-up roof with several dormers, three valleys and a row of penetrations, most of the budget goes into flashing and the advantage shrinks. If you are moving in a few years, the numbers rarely work. We also will not screw panels over an existing shingle roof, because it traps the deck out of sight, telegraphs every old ridge through the finish, and puts the assembly outside the specification the warranty depends on. Free consultation and itemized estimate either way.
Why Lancaster roofs are different
Metal reads as normal here because it has been on Lancaster County roofs for generations: seamed panels on farmhouse main roofs, painted sheets on tobacco barns and equipment sheds, and small tin roofs over city porches and bay projections. Out toward Lititz, Ephrata and the open ground above the Conestoga, farm buildings stand with nothing upwind of them, and continuous panels give wind far less to lift than a field of individual tabs. Even the Victorian streets near Chestnut Hill carry original seamed turret and porch work.
- All Pro Home Improvement and Roofing
- Address: 210 W Grant St #411-C, Lancaster, PA 17603
- Phone: (717) 912-9051
- Hours: Open 24 hours, seven days a week
- Licensed & insured in Pennsylvania — #PA052821
- Serving: Lancaster and Lancaster County
Other roofing work we do in Lancaster
Roof Repair in Lancaster · Roof Replacement in Lancaster · Roof Installation in Lancaster
Metal Roofing in nearby markets
Metal Roofing in Exton · Metal Roofing in Allentown · Metal Roofing in Media · Metal Roofing in Carlisle
Read the full metal roofing service page for the technical detail that applies everywhere we work, or see everything we cover across Lancaster County.
Metal Roofing in Lancaster
Metal Roofing in Lancaster — common questions
Is metal really common on houses here, or only on barns?
Both, which is unusual. In much of the region metal is a specialty request, but in Lancaster County it sits on plenty of ordinary houses as well as on agricultural buildings, and it has for a very long time. That matters practically: your neighbors are not going to find it strange, and there is a long local record of how these systems age on this ground rather than only what a brochure claims.
Can you re-roof an old metal barn rather than replace it?
Sometimes. If the panels are sound and the corrosion is confined to fasteners, cut edges and a few runs, a repair programme of new oversized screws, replaced washers and rebuilt eaves is genuinely worthwhile. If the panels have rusted through in the flats, or the coating has chalked off across the whole roof, new material is the honest answer. We look at fastener holding power first, since panels held by holes that no longer grip are finished regardless of surface condition.
What is oil canning, and can it be avoided?
It is the visible waviness that can appear in the flat part of a metal panel, caused by stresses in the coil, the substrate underneath, or fastening that fights thermal movement. It is cosmetic rather than a leak. It is reduced by choosing a profile with striations or ribs, keeping the deck flat and clean, and letting panels float. No installer can promise a perfectly flat pan across a long run in full sun.
Does a metal roof cause condensation in the attic?
The metal does not cause it; a warm, moist attic under a cold surface does. That happens under shingles too, but people notice it sooner under metal because water can bead on the underside of a panel. The fix is the same as always: balanced intake and exhaust ventilation, air sealing at the ceiling plane, and bath or kitchen exhaust ducted outside rather than into the attic space.
How do standing seam and exposed-fastener panels differ in practice?
In where the holes are. Standing seam hides its fasteners under the seams, so nothing holding the roof down sits in the weather, and panels can move freely on clips. Exposed-fastener panels are screwed through the face into the structure, which is quicker and less costly but leaves gasketed washers exposed to sun and thermal cycling, so those screws are a maintenance item over the life of the roof.
Metal Roofing in Lancaster? Call (717) 912-9051.
Free, no-obligation estimates. Licensed & insured in PA, NJ, MD & DE.