Flat Roof Repair in Elizabeth from $150. On low slope the membrane is rarely what failed. The drainage is. Free inspection and a written quote.
Most low slope in this city is a rear extension or a porch, and it was built with marginal fall because the run is short. In a freezing winter marginal fall becomes standing ice, and standing ice lifts laps mechanically. That is why the same small roof leaks again every year until the fall is dealt with.
There is a great deal of low slope on this housing -- rear extensions, porch roofs, whole roofs on older attached stock -- and what fails is almost never the middle of the field. It is the outlet, the parapet, the coping or the upstand at a wall.



Low-slope repairs sit in the same $350 to $1,800 band for most jobs, and small work starts around $150. What decides whether that money lasts is the drainage: in a freezing winter, water that cannot leave freezes in a lap and lifts it, then thaws and runs in through the gap it made. Locally, two things move a repair quote more than the repair does. Whether the leak has been patched before, because undoing somebody else's sealant is real work. And whether the eaves have an ice barrier, because on most of this housing they do not, and that changes what a repair down there can honestly achieve.
Water still standing 48 hours after rain means the fall is wrong or the outlet is blocked. We measure depth at the low points before quoting and again after, so you can see whether it moved.
The outlet, the parapet, the coping and the upstand at a wall. The middle of the membrane is usually the last thing wrong with a flat roof, and a quote that only mentions the field has not walked it.
If the fall was set wrong when it was built, patching is an annual appointment. We will say when local correction is possible and when it honestly is not.
Two failures dominate repair work across this city. Chimney flashing, because a masonry stack moves independently of the roof it passes through and pre-war housing has one on nearly every property. And the eaves in winter, on the many roofs that were never built with an ice barrier under the first three feet.
Elizabeth's housing is old enough that most roofs here predate the ice-barrier detail entirely, which is why the same leak comes back every February on some streets.
In a freezing climate a ponded flat roof is actively dangerous to itself. Water that cannot leave sits in a lap or under a flashing, freezes, expands and lifts it mechanically. Then it thaws and runs in through the gap it just made. A roof that ponds does not stay watertight for long no matter how good the membrane was.
Including us. On repair work the checks are different from the ones people apply to a replacement, and cheaper to make.
The single most useful question on this page. A repair quoted from the roof alone is a repair quoted without knowing where the water traveled, and that is how a patch ends up in the wrong place. It costs nothing to ask and it separates most quotes immediately.
'Repair roof' is not a scope. 'Rebuild step flashing to the chimney, replace two vent boots, re-lap the valley' is -- and it can be checked when it is finished, which is the point.
Ask before, not after. A repair aimed at a named cause can be stood behind; a patch aimed at a stain cannot, and a contractor who is vague about the cause will be vague about this too.
Most repair calls in this city are second-time calls: a leak somebody has already paid to fix, back again.
Most roofs in this city predate the ice-barrier detail entirely, which is why the same eaves leak returns every February on some streets.
On pre-war housing the answer is usually the chimney.
The eaves are where winter does its work on this housing, because most of these roofs predate the ice-barrier detail.
This is the commonest leak in the city, and the reason is simply how much pre-war housing there is.
When you ring, say what is underneath the wet area and whether this started during rain or during a thaw.
Flat roofs behind parapets. Access is the first problem.
Low ground, open water. Which way is the water going?
Post-war and often overlaid, so the eaves are buried.
Steep pitch. Specific details fail, not the field.
Rear additions and garages, and their junctions.
Built as a set, so the street is a reliable guide.
The widest age spread. Age decides where to look.
The questions that decide this job, answered up front.
More urgent than in a warm climate. Water still sitting 48 hours after rain means the fall is wrong or the outlet is blocked, and in a freezing winter that water expands inside laps and under flashings and lifts them mechanically. Then it thaws and runs in through the gap it just made.
If the substrate is sound and dry, a coating is a reasonable holding measure and we will say so. If it is not sound, a coating seals moisture in and buys about a year. We establish which you have before quoting either, and we will tell you when the cheaper option is genuinely the correct one.
Most New Jersey roof repairs run $350 to $1,800, with minor work from $150 to $600. A leak is usually $400 to $1,400 and a small isolated one $400 to $900. Flashing is $300 to $900, or $300 to $1,200 around a chimney, vent or skylight. New Jersey runs above the national average on labor, which is why online calculators read low.
Almost certainly because the repair went where the ceiling was wet rather than where the water entered. Water gets in at a junction, runs along a rafter and drops at the first low point, which on a shallow pitch can be several feet away. That is why the roof space gets inspected here before anything is quoted -- the underside of the deck shows the direction of travel.
Usually not. New Jersey treats repair or replacement of an existing roof covering on a DETACHED one- or two-family dwelling as ordinary maintenance under N.J.A.C. 5:23-2.7 -- no permit, no notice, no inspection. Attached houses, buildings with three or more units and anything structural are the exceptions, and we tell you which you are at the survey.
The roof space walked as well as the roof, before any price. The cause named in writing, not just the work.