NORTH CENTRAL INSULATION

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Commercial Roofing & Insulation Contractor In Eau Claire, WI, Since 1969

North Central Insulation of Eau Claire, WI, is your premier commercial roofing and insulation contractor specializing in spray foam insulation that serves Iowa, Indiana, Michigan, Illinois, Minnesota, Wisconsin and beyond. When you work with us, you'll get a dedicated, professional, and experienced crew that delivers quality work and outstanding service. We take pride in our work, making us one of the Midwest's most trusted commercial roofing and insulation contractors.

Why Spray Foam Roofing?

Spray foam roofing systems and insulation are incredibly energy efficient, sustainable and affords many advantages over traditional applications. options. Have you considered spray foam for your next roof or insulation needs?

We have sprayed millions of square feet of spray foam insulation and specialize in the following:

Serving The Midwest & Beyond

North Central Insulation's Work Radius Map

Spray Foam FAQ #1

Why should I choose North Central Insulation over another company for spray foam?

Spray foam is a great product – when it is installed correctly. North Central Insulation has been spraying foam since 1969. Our spray foam crews have an average of 20 years’ experience in using foam industry products, mastering foam techniques and foam industry training. North…Read More
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Spray Foam FAQ #2

How long has Spray Foam roofing been used on roofs?

North Central Insulation has been spraying foam since 1969 and is one of the first businesses in the nation to offer spray foam roofing to customers. Most of the roofs installed by North Central Insulation since that time are still in good condition and performing well when basic care was taken.Read More
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Spray Foam FAQ #3

Is there a warranty available for spray foam (SPF) roofs?

Yes. All of our foam roofs are eligible for a 10 – 15(can upgrade to 20) year leak free manufacturer’s warranty, which covers labor and material. You can continue to warranty your roof for the life of the building when you re-coat your roof when the current warranty period expires. …Read More
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Spray Foam FAQ #4

Is Spray Foam permitted by the building codes?

Yes! Foam has approval of all four major building codes in the United States and the Canadian building code. In fact, it is one of the most extensively tested insulation products ever. The use of SPF insulation and roofing systems is permitted by the international model building codes published by…Read More
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Spray Foam FAQ #5

Does the old roof need to be torn off?

Not necessarily. SPF roofing can be applied over the old roof, if it is clean and any loose material is removed. If the existing insulation, underlayment and/or decking is NOT wet or deteriorating, spray foam can be applied over the existing insulation and underlayment adding insulation value…Read More
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Spray Foam FAQ #6

Are there any structural benefits of spray foam?

Yes. Because of its rigid nature and ability to adhere to many materials, closed-cell SPF (ccSPF) can provide structural enhancement to framed buildings. Racking strength of certain framed walls, as well as uplift strength of framed roof decks can be significantly increased with the addition of…Read More
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Spray Foam FAQ #7

How do you maintain a Spray Foam Roof System?

Roofing Systems have been designed to provide years of leak-free performance. However, as with any roof, the roofing system requires periodic routine maintenance in order for you to obtain optimum performance for the life of the System and to keep your warranty in full force and effect. SPF roof…Read More
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Spray Foam FAQ #8

What is Spray Foam?

Sprayed Polyurethane Foam (SPF or spray foam) is produced by a chemical reaction of isocyanate (A component) and polyol (B component). These two components are fed through a proportioner which heats then pumps the two separate components to the spray gun, where they are mixed and sprayed onto the…Read More
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Spray Foam FAQ #9

Is Spray foam Toxic

No, Spray Foam is NOT toxic. Usually within 24-48 hours of application and with proper ventilation, there are no hazardous fumes present in the building.Read More
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Spray Foam FAQ #10

How long will the roof last?

There is no known end to the service life of a properly installed and maintained Spray Foam Roof. If the coating for an SPF roof is properly maintained, then an SPF roof can last a life time. The 40+ year old roofs North Central Insulation has installed are still in great condition and have an…Read More
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Spray Foam FAQ #11

Does SPF absorb water?

No. Closed-cell foams, by nature, are resistant to water absorption, and are approved by FEMA as a flood-resistant material. The closed-cell Spray Polyurethane Foam actually repels water. It does however, have a low vapor transmission rate which allows the roof to breathe and keep moisture from…Read More
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Spray Foam FAQ #12

Can SPF be used as an air barrier?

Spray foam, when applied to certain minimum thicknesses (about 1.5” for closed-cell foam and 3.5-5.5” for open-cell foam) will form an air-impermeable, air-barrier material. When properly installed in a well-designed building envelope, SPF plays a key part in creating air barrier…Read More
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Spray Foam FAQ #13

Why is there a need for coatings over the spray foam (SPF)?

SPF is water resistant without coatings, however, the surface of SPF can deteriorate under the sun's ultraviolet (UV) rays requiring the need for protective coatings. Typically acrylic, polyurethane, or silicone elastomeric coatings are used with a crushed granule aggregate. A re-oat on an SPF roof…Read More
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Spray Foam FAQ #14

What fire protection measures (thermal or ignition barriers) are required for SPF?

SPF, like many construction materials, is combustible, and can ignite when subjected to heat or flame. For this reason, model building codes require that SPF materials (with some exceptions) must be separated from interior (occupied) spaces by a 15-minute thermal barrier, such as ½”…Read More
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Spray Foam FAQ #15

How do Spray Foam Roof Systems compare in cost to other roofing systems?

Costs of roofing varies per job, but we have found spray foam roofs to be competitively priced with other commercial roofing systems. The added benefit of seeing heating and cooling costs drop an average of 30% helps cost recovery of the foam roof we install. After studying millions of square feet…Read More
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Spray Foam FAQ #16

What is a ‘Spray Polyurethane Foam Roofing System?

An SPF roofing system consists of a layer of foam, coating and a layer of granules as shown in the below picture: The Spray Polyurethane Foam Roofing System can be applied over a wide variety of substrates, including concrete, wood, metal, failed built-up and single ply. After the roof deck is…Read More
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Spray Foam FAQ #17

Are Spray Foam Roofs 'Sustainable' or 'Green'?

Yes. Sustainability – ‘taking the long-term view of how our actions affect future generations and making sure we don't deplete resources at rates faster than the earth is able to renew them’. Spray foam is the most sustainable roofing system available on the market. Saves Energy…Read More
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Spray Foam FAQ #18

Can you walk on a spray foam roof?

Yes, SPF used for roofing is a very dense, but light weight foam and has a compression strength of approximately 45 pounds per square inch. It can easily handle normal roof traffic and wear and tear.Read More
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Spray Foam FAQ #19

Why haven't I heard of Spray foam roofing before?

Sprayed Polyurethane Foam (SPF) is a comparatively new type of roof but is being used more and more on flat roofs because of its heat reflection, insulation properties, seamless and adhesive characteristics and energy savings. When you look at the long term benefits of foam roofing, such as the…Read More
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