Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it? Maybe. Most codes now allow no more than two layers of roofing before requiring a complete tear-off. So, if ...

Cornerstone Building Supply (Hallmark Incorporated) is a business-to-business sheet metal manufacturer located at 145 S. Alex ...

The North Valley Complex in Wilsonville is home to the state’s entomology labs, where insects are identified and studied.

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