Driving Directions:

From highway 405 take exit 23-A, which is 522 East to Woodinville/Monroe. Stay on 522 for
5-1/2 miles to the first traffic light —Paradise Lake Road (Hwy 524). Turn left at this light and then take another immediate left at the
T-section onto W. Bostian Road. Travel 1-1/2 miles and look for the Prometco sign just after the Pacific Aluminum building on the right side of the road. Turn right and follow road for about 75 yards into the Prometco parking lot.