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Peaks &Valleys

Roofing & Exterior

The Workhorse Roof, Installed Like It Matters

Architectural asphalt is the right answer for most Northwest homes — when the whole system underneath it is built right. That's the part you're actually paying for.

Free inspection & photo report · Fixed, line-item bids· Written workmanship warranty

Signs to watch

Is this you?

Best value for most homes

Architectural shingles deliver 20–25 PNW years at the lowest installed cost per year of service.

Matching the neighborhood

HOAs and appraisals both favor the standard done well.

Selling within ten years

You want the roof that returns the most of its cost at sale. This is it.

Wind exposure

Duration's SureNail strip and HDZ's LayerLock exist for exactly the gusts that come off the Sound and down the Gorge.

Your options

A shingle roof is a system, not a shingle

Owens Corning Duration and GAF Timberline HDZ on top — but the years come from underneath: synthetic underlayment, ice-and-water shield in valleys and at eaves where your climate zone calls for it, new step and counter flashing (never reused), and ridge ventilation matched to intake so your attic doesn't cook the shingles from below.

The method

How we do it

  1. 01

    Inspection & color selection

    Physical samples on your roof, in your light — not a brochure under showroom bulbs.

  2. 02

    Tear-off and deck repair

    Every sheet of bad decking replaced and photographed, at the per-sheet price printed in your bid — no mid-job surprises.

  3. 03

    System install, 1–2 days

    Full manufacturer spec, which is what makes the extended warranty real instead of theoretical.

Straight numbers

Straight numbers

Most architectural shingle replacements we install run $12,000–$22,000. Steeper pitches, multiple tear-off layers, and decking repairs move it up; simple gables move it down. Line-item bids, fixed price, financing from $180/month.

The proof

Proof, not promises

★★★★★
“Peaks and Valleys Construction roofed my 12x12 pitch new construction. Shingles look great and the ridge cap and everything tied together nicely! Easy to deal with and affordable. Would certainly use them again!”
Adam Keisling · via Google

Where we do this work

Asphalt Shingle Roofing: straight answers

Duration or HDZ — which is better?

They're genuine rivals; installation quality separates roofs more than the label does. We'll recommend based on your color, availability, and current warranty terms — and show you both.

What color should I choose in the PNW?

Mid-tone weathered grays and browns hide moss staining and algae streaking best between cleanings. Pure black shows pollen and lichen; pure light colors show everything. We'll bring samples.

Why did my last shingle roof only last 15 years?

Almost always ventilation. A sealed, under-vented attic bakes shingles from beneath and halves their life. Fixing intake/exhaust balance is part of every system we install.

Get the asphalt shingle roofing conversation started.

Free 20-minute inspection. Photo report you keep either way. Zero pressure.

Leaving with questions?

The inspection is free, the photo report is yours either way, and plenty of them end with "your roof is fine." Worst case, you learn something.

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