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Our company uses Safeguard 30 Hybrid Underlayment as felt paper. It is widely recognized as an industry leader for its material integrity and how flat it lays. Flat felt paper aids in the installation and helps reduce the possibility that the material will buckle or tear.
Addicott encourages the use of the following laminated architectural shingles:
Addicott Roofing installs Crystalite Skylights. Crystalite is a Northwest skylight manufacturer, located in Mukilteo. They offer excellent service and quality standard and custom designed skylight units. Over the years we have eliminated other brands as we have found them to be occasionally substandard.