Insulation
New insulation where the roof is torn off built to current code levels.
Flat Roofing
Modified Bitumen Roofing Oradell, NJ
A local roofing contractor in Oradell can handle modified bitumen, whether the sheets are torched, self-adhered or set in cold adhesive, after checking the deck, the drainage and what is left of the old roof. Dial (551) 383-2310 to talk through modified bitumen with a local roofer.
Modified bitumen, often shortened to mod bit, is the modern descendant of the old tar and gravel roof, with polymers added so the asphalt stays flexible. Sheets come in SBS, a rubber-modified type that handles cold well, and APP, a plastic-modified type made for torching. With two or three plies, the finished roof is thick and puncture resistant.
How the sheets are applied matters as much as which sheets are used. Torching gives tight, fused laps, but the flame is a fire risk near wood decks, parapets and anything combustible. Self-adhered peel-and-stick sheets and cold-applied adhesives skip the torch, which makes them common on houses.
A few details help the roofer plan. Look for blisters, splits, granule loss and seams that curl up at the edge, and note where water stands after rain. Say whether the roof has been coated or patched before, because old coatings and mastic affect repairs.
Modified Bitumen Roofing is often paired with flat roof replacement and flat roof repair, depending on the cause.
Looking for Oradell modified bitumen roofing? Call (551) 383-2310 to reach a nearby roofing contractor.
Call nowThe process
The modified bitumen process
Here is how a typical modified bitumen job runs.
Inspect the roof
The roofer checks the deck, counts existing layers and looks for wet insulation, often with a core cut. That decides between a tear-off and laying new plies over a sound, dry existing roof.
Tear off old roofing
On a tear-off, everything comes down to the deck and damaged plywood or planks are replaced. Rigid insulation and tapered crickets go down next to improve drainage.
Lay the base sheet
The first ply is nailed or mechanically fastened on wood, or set in adhesive over insulation. The roofer offsets the laps so no seam sits directly over another.
Lay the top ply
The top ply goes on with the chosen method, granules facing up for sun protection. Lap edges are checked for a continuous seal, and loose granules are pressed into any bleed-out.
Flash the details
Base flashing runs up walls and parapets in two plies and is fastened at the top under metal counterflashing or a termination bar. Drains get new flashing, and the roof edge gets new metal.
Final check
After torch work, a fire watch confirms no hidden heat remains in insulation or wood. The last step is a full walk to confirm laps and flashings are sealed.
What is included
What a mod bit roof includes
Drain flashing
Metal edges and flashed drain bowls to finish the system cleanly.
Base flashing
Reinforced plies at every wall and curb so wall joints stay dry.
Cap sheet
The finished top layer with protective granules with fully sealed laps.
Base sheet
A smooth reinforced base sheet over a clean, sound deck.
Related service
Torch Down Roof Repair Oradell, NJ
On a torch-down roof, most repairs involve resealing laps, cutting out blisters and adding new plies over damaged areas. A blister is cut in an X or cut out, the area is dried and sealed, and a new piece of cap sheet goes over it. Loose granules are embedded in the bleed-out so the patch does not weather quickly.
Repairs near walls, vents or wood trim in Oradell call for careful torch handling. Where a flame could reach wood or insulation, a self-adhered patch is the safer choice. A fire watch after torching is a basic part of any torch-down repair.
Related service
Built Up Roofing Oradell, NJ
Built up roofing, often called tar and gravel, is the older cousin of modified bitumen: alternating layers of roofing felt and hot asphalt or coal tar, topped with gravel. The gravel protects the bitumen from sun and foot traffic, so bare spots where it has blown or washed away are a common source of trouble. With age, these roofs blister, crack at the flashings and open at the edges.
Most built up roof repairs in Oradell start by clearing the gravel, then patching with new plies and setting gravel back in place. When a built up roof reaches the end of its life, its weight and the gravel usually mean a tear-off before the new roof goes on. The replacement is often a mod bit or single-ply roof that is lighter and easier to maintain.
Local help
Modified Bitumen Roofing Near Me
Around Oradell, mod bit replaced a lot of old tar and gravel roofs years ago, and many of those are now due for work. Homes and buildings in Oradell and around Emerson, New Milford, Haworth and Paramus face summer sun, heavy rain and the occasional strong storm, all of which wear on cap sheets and laps, so the right method depends on what is up there now.
For modified bitumen roofing in Oradell, NJ or nearby towns like Emerson, New Milford, Haworth and Paramus, call (551) 383-2310 to reach a roofer who covers your street.
Roofs in this climate
Cold winters bring snow, ice and a long stretch of freezing nights. When warm attic air melts the snow, the meltwater runs down and freezes again at the eaves, which is how ice dams form and back water up under the shingles. Strong coastal storms push rain into every weak spot at the flashing and valleys. That is why roof repair in Oradell is busiest after a hard winter and before the next one.
Why call
Why fix it now
Drier ceilings
A roof problem fixed early rarely spreads to the decking, the insulation or the ceilings.
Familiar with local homes
Local roofers see the same roofs and storm damage across Oradell and nearby towns.
Straight answers
Ask your questions before you agree to anything.
Modified Bitumen Roofing questions
How long does a modified bitumen roof last?
Most mod bit roofs last somewhere between 15 and 25 years with reasonable care. Roofs that drain well and keep their granules last longest. A reflective coating applied before the cap sheet wears out can extend its life.
How does mod bit compare to tar and gravel?
Both use asphalt, but the plies and surfacing differ. Mod bit replaces the many felts of a built up roof with a few thick polymer sheets, and it skips the gravel. Mod bit is lighter and more flexible, which is why it has replaced built up roofing on many buildings.
Are torch-applied roofs a fire risk?
Torching uses an open flame, so it carries a real fire risk that has to be managed. Good crews fasten the base sheet on wood decks, keep the flame away from edges and gaps and stay on fire watch afterward. Where flame is a concern, peel-and-stick sheets are a common alternative.
Can modified bitumen be installed over an existing roof?
The existing roof decides that. One dry existing roof can often stay in place under a cover board. Two existing roofs, wet insulation or widespread blistering call for a full tear-off.
Should I coat my modified bitumen roof?
Modified bitumen takes coatings well when the cap sheet is sound and the roof drains. Loose granules are cleaned off, blisters and open laps are repaired and a primer may be needed to keep asphalt from bleeding through. Reflective coatings keep the roof cooler and slow granule loss.
More questions? Call (551) 383-2310
Often needed together
Flat Roof Replacement
Full replacement of failing flat roofs, with a moisture survey deciding tear-off or recover, so ponding and repeat leaks end for good.
Learn moreFlat Roof Repair
Flat roof repairs matched to the membrane, whether EPDM, TPO, PVC, modified bitumen or built-up, after the real leak source is found, not guessed.
Learn moreTPO Roofing
Heat-welded TPO membrane for flat and low-slope roofs, sized to the deck, the drains and the way the roof is used.
Learn moreCommercial Roof Replacement
Tear-off or recover of aging commercial roofs with new insulation and drainage, planned around rooftop units and drains.
Learn more
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