by United Roofing MN | Aug 9, 2011
Minneapolis Metal Roofing Contractor MN If you live in a humid climate, you’ve probably seen the unsightly black staining that often occurs on an asphalt shingle roof after a few years. Unbeknownst to most homeowners, this common staining phenomenon is caused by...
by United Roofing MN | Jul 12, 2011
Fire Resistance Ratings In fact, the materials that you use for your roof must be fire resistant and have a rating to let you know how much safety and protection the roof will provide. Regardless of the type of roof you choose to have installed, it is important to...
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