Edge finishing
Foam and coating finished cleanly at edges and drains so water leaves the roof freely.
Flat Roofing
Spray Foam Roofing Morristown, NJ
Spray foam roofing in Morristown is a layer of closed-cell polyurethane foam sprayed onto the roof and covered with a silicone or acrylic topcoat, which adds real insulation value along with waterproofing. One call to (862) 363-5004 reaches a nearby spray foam roofer.
Spray foam roofing begins as two chemicals mixed at the gun, which react and expand into a hard, closed-cell layer. The foam forms one continuous layer that seals around penetrations without seams. It also insulates, at roughly R-6 per inch, and the sprayer can build it thicker in low areas to create slope toward drains.
What protects a spray foam roof is its coating. Ultraviolet light breaks down exposed foam, so it is always covered with a coating, usually silicone or acrylic, sometimes with granules for traffic areas. The coating is the part that wears, and recoating it on schedule is what lets the foam last for decades.
A few details about the roof help the roofer plan. Mention the existing roof type, any leaks or ponding and what equipment sits on the roof. If the roof is already sprayed, say when it was last coated and whether any foam is showing.
Depending on what the roofer finds, spray foam roofing in Morristown, NJ can go hand in hand with roof coating and commercial roof coating.
Need spray foam roofing in Morristown? Call (862) 363-5004 to talk to a local roofer.
Call nowThe process
How a spray foam roof is installed
SPF goes on in stages, and weather matters at each one.
Start with a moisture check
Before spraying, the existing roof is checked for wet insulation, loose sections and soft decking. Foam can go over many existing roofs, but anything wet or loose has to come out first.
Clean the roof
The roof is cleaned of dirt, loose gravel and debris, and rusted metal is treated or primed. Nearby air intakes, cars and walls are protected, since foam and coating can drift in wind.
Build the foam layer
Foam is applied in lifts to the specified thickness, thicker in low areas to create slope. Spraying only happens in dry conditions with light wind, since moisture or gusts ruin the foam surface.
Review the finish
The roofer checks the surface texture and thickness before coating. Any problem texture is fixed before the topcoat.
Topcoat the foam
The foam is covered with an elastomeric coating in one or more coats to a set thickness. Granules may be added in walkways and around equipment to stand up to foot traffic.
Detail the drains
Edges, drains and penetrations get a last look to confirm coverage. A gauge confirms the coating is thick enough.
What is included
What a spray foam roof includes
Roof survey
An inspection of the deck and existing roof to plan what must come out.
Closed-cell foam
A continuous foam layer around every penetration with no laps or seams to open.
Elastomeric coating
Silicone, acrylic or urethane coating at the specified thickness to protect the foam from UV.
Surface prep
Cleaning, repair of loose areas and primer so the foam sticks well.
Related service
Spray Foam Roof Repair Morristown, NJ
Fixing a foam roof usually means removing the damaged area and rebuilding it, then recoating. Small holes are sealed with compatible sealant, and larger damaged sections are cut out, refoamed and coated. A new coat over the repair keeps sun off the new foam.
For Morristown building owners, repairs tend to cluster around equipment, drains and areas where the coating has eroded. Where foam has delaminated, the area is opened, dried and refilled. Quick repairs keep small damage from becoming a large wet area.
Related service
Spray Foam Roof Coating Morristown, NJ
The coating on a spray foam roof wears over time and must be renewed periodically. Depending on the coating type and thickness, many foam roofs need a recoat every 10 to 20 years. Waiting until bare foam shows means extra repair work before the new coat can go on.
A recoat begins with cleaning, repairs and an adhesion test. Silicone tends to be used where ponding is a concern, while acrylic is used where the roof drains well. Very little besides silicone sticks to old silicone, so the existing coating type matters when planning a recoat in Morristown.
Local help
Spray Foam Roofing Near Me
Around Morristown, spray foam often goes over old metal roofs and aging built-up roofs on warehouses, shops and churches. Buildings in Morristown and around Cedar Knolls, Morris Plains, Whippany and Madison see strong sun, heavy rain and the occasional hailstorm, all of which wear on the coating, so keeping the coating in good shape is what makes a foam roof last.
Need spray foam roofing around Morristown? Call (862) 363-5004 for a Morristown roofer who serves the towns around it too.
Roofs in this climate
Winters here are long and cold, with snow on the roof for weeks at a time and plenty of nights below freezing. Heat escaping from the attic melts snow on the upper roof, and the water refreezes at the colder eaves, building ice dams that push water up under the shingles. Coastal storms and heavy spring rain drive water sideways into flashing, valleys and old chimneys. Most homeowners in Morristown, NJ have the roof checked in the fall and again after the snow melts.
Why call
Why act early
Drier ceilings
Small roof problems caught early usually stay small repairs.
Roofers who know Morristown
Roofers in Morristown know the roof types and weather wear common in local homes.
Know what happens next
Ask your questions before you agree to anything.
Spray Foam Roofing questions
Can you walk on a spray foam roof?
SPF roofs are rigid and can be walked on for maintenance. Walk pads or granulated paths around equipment protect the coating where traffic is heaviest. Never walk on it when wet or icy, since coated foam can be slippery.
Do I need to tear off my roof before spray foam?
Foam can cover many existing roofs, as long as they are dry and sound. Wet insulation and loose roofing are cut out before spraying. The local code and the number of existing layers also matter.
Is spray foam roofing good for metal roofs?
Many old metal roofs get a second life under spray foam. The foam seals over screws and panel laps and insulates the building at the same time. The metal is cleaned, treated for rust and primed before foam goes on.
How long does a spray foam roof last?
With regular recoating, the foam on a spray foam roof can last for decades. Expect to recoat every 10 to 20 years, depending on the coating and sun exposure. Skipping recoats lets the sun damage the foam, which shortens the roof life.
What are the weather limits for spraying foam?
Moisture, wind and cold are the three limits for spraying foam. Wet surfaces cause poor adhesion and blisters, and wind spreads overspray. Expect the roofer to plan around a dry, calm forecast.
More questions? Call (862) 363-5004
Often needed together
Roof Coating
A seamless coating over a sound but weathered roof, after the seams and blisters are repaired.
Learn moreCommercial Roof Coating
Fluid-applied roof coatings that restore aging membranes and metal, applied after repairs and cleaning.
Learn moreFlat Roof Installation
Flat roof installation from the deck and tapered insulation up to the seams, flashing and edge metal, planned around how the roof will be used.
Learn moreFlat Roof Repair
Fixing open seams, blisters, splits, ponding and failed flashing on flat and low slope roofs, after the real leak source is found, not guessed.
Learn more
Looking for something else?
See all roofing servicesTalk to a Morristown roofer about spray foam roofing
Call (862) 363-5004 to talk to a roofer serving Morristown, NJ.