Polygon Northwest

Polygon Northwest is a contractor based in Bellevue, WA. We don't have any additional information about Polygon Northwest.

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Clive H.

Review of Champion Windows of Seattle by

· Puyallup

Our new windows are beautiful! This was a major undertaking and one we've long looked forward to. After consulting with several companies and considering different brands, we chose to go with Champion and we're glad we did. From beginning to end, the process was professional and accommodating. T... more

James L.

Review of Quadrant Homes by

· Gig Harbor

This is our second Quadrant Home and we are pleased with the construction, timeliness and quality.

Colleen S.

Review of Washington Energy Services by

· Renton

We had an excellent experience with Washington Energy Services. Dwayne Avery is one special man. He matched our needs with the right furnace. Then we had a major emergency when the old furnace quit before the new one was scheduled to be installed. He worked to speed up our installation so that ou... more


Review of Precision Countertops, Inc. by


Precision did a beautiful job. Efficient, skilled and professional.

Real grass or artificial grass? Which is better in the long run?
Dec 11, 2014
As a builder I could tell you there is no right answer. I built my home on the water and I have switched from eal grass to artificial . My reasoning was to conserve water and time. Now I can also foca ... read more
Last edited Dec 11, 2014 10:04am
Are galvanized nails supposed to be used when nailing studs in a pressure treated sill plate on a slab? or is 3 inch smooth framing nails code?
Jun 8, 2014
The correct nail to be used is a Hot dipped galvanized nail. Nail diameter and size are different on all applications . A regular galvanized nail is only electo galvanized meaning as soon as the drive ... read more

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