Est. 1979 | 🕑 Mon–Fri 7am–5:30pm • Sat 8am–4pm | 📍 Airway Heights • Colville • Kettle Falls | ★ Leave a Review | ★ MILITARY & FIRST RESPONDER DISCOUNT
AIRWAY HEIGHTS OPEN NOW · 7am-7pm · (509) 798-8545
Est. 1979 | Also: Colville · Kettle Falls | ★ Military & First Responder Discount | Leave a Review
SHOP ONLINE — 60,000+ PRODUCTSMILWAUKEE TOOLS — IN STOCK NOWCONTRACTOR ACCOUNTS — EXCLUSIVE PRICINGBUY MORE SAVE MORE — VOLUME PRICINGFREE QUOTE — LUMBER & MATERIALSSERVING EASTERN WASHINGTON SINCE 1979SHOP ONLINE — 60,000+ PRODUCTSMILWAUKEE TOOLS — IN STOCK NOWCONTRACTOR ACCOUNTS — EXCLUSIVE PRICINGBUY MORE SAVE MORE — VOLUME PRICINGFREE QUOTE — LUMBER & MATERIALSSERVING EASTERN WASHINGTON SINCE 1979

Guides & Resources

Reference charts, how-to guides, and local tips for Eastern Washington builders, contractors, and homeowners. Updated by Builders Supply staff weekly.

Project Calculators

Free estimating tools — get exact material counts in seconds.

Reference Guides

Quick-look charts, sizing tables, and material specs

How-To Guides

Step-by-step project guides for Eastern Washington contractors and homeowners

How-To

How to Install a Light Fixture

Can You Install a Light Fixture Yourself? What Eastern Washington Homeowners Need to Know Swapping out an old fixture for a new…

How-To

How to Install a Garage Door Opener

What's Actually Involved in Installing a Garage Door Opener If you're a homeowner in the Spokane area, Colville, or Kettle Falls looking…

How-To

How to Wire a Light Switch

Can You Really Wire a Light Switch Yourself in Eastern Washington? We get this question nearly every week at our Airway Heights,…

How-To

How to Install a Water Heater

Installing a Water Heater in Eastern Washington: What Homeowners Need to Know Replacing a water heater is one of the most common…

How-To

How to Prepare Your Roof for Snow Loads

Understanding Snow Loads in the Spokane, Colville, and Kettle Falls Area If you've lived in Eastern Washington for more than a winter…

How-To

How to Prep and Paint Interior Walls

Why Interior Painting Is Different Here in Eastern Washington If you've lived in the Spokane area, Colville, or Kettle Falls for more…

How-To

How to Fix a Running Toilet

Why Your Toilet Won't Stop Running — And What It's Costing You If you live in the Spokane area, Airway Heights, Colville,…

How-To

How to Build a Pole Barn — Getting Started

Why a Pole Barn in Eastern Washington Is Not a One-Size-Fits-All Project If you're planning a pole barn—or, more accurately, a post-frame…

How-To

How to Apply Texture to Walls and Ceilings

Choosing the Right Texture for Your Eastern Washington Home Walk into just about any home built in the Spokane area over the…

How-To

How to Solder Copper Pipe

Soldering Copper Pipe in Eastern Washington: What Homeowners Need to Know If you've got a dripping joint under the kitchen sink or…

How-To

How to Frame a Wall — Studs, Plates, and Layout

What a Framed Wall Is Actually Made Of Before you snap a chalk line, it helps to know the parts you're working…

How-To

How to Replace a Door Knob or Deadbolt

How to Replace a Door Knob or Deadbolt in Eastern Washington Swapping out a worn door knob or upgrading to a new…

Latest Articles

Local news, pricing trends, seasonal project picks

Article

Snow Blower Season: What Colville & Kettle Falls Homeowners Need Before the First Storm

Shop snow blower Colville WA options in stock now at Builders Supply. Local sizing advice, fuel tips, and no shipping wait for…

Article

Framing Lumber Prices Are Climbing — Why Eastern Washington Builders Should Lock In Now

Framing lumber prices in Spokane are rising due to mill curtailments. Learn why, see a buy-now vs. wait guide, and lock in…

Article

Why Buying Local Beats Big-Box Clearance Racks This Fall

Looking for fall clearance tools in Spokane? See why shopping local beats picked-over big-box clearance racks for mowers, trimmers, and hand tools.

Article

Lumber Prices Spokane 2026: Why Framing Costs Are Rising and What to Lock In Now

Lumber prices Spokane 2026 are climbing on framing lumber. Learn why, and how to lock in pricing now at Builders Supply &…

Article

Winterize Your Home Before the First Freeze: A Complete Checklist for Airway Heights, Colville & Kettle Falls

Winterize your home before the first freeze hits Eastern Washington. A room-by-room checklist for Spokone, Colville & Kettle Falls homeowners.

Article

Framing Lumber Prices Are Rising: Why Eastern Washington Builders Should Lock In Now

Framing lumber prices in Washington state are climbing after mill curtailments. Learn why Spokane-area builders should lock in pricing now.

Article

Fall Home Maintenance Checklist for Eastern Washington Homeowners

Fall home improvement Spokane guide: winterizing tips, propane, insulation, and lumber for storm repairs across Airway Heights, Colville, and Kettle Falls.

Article

Lumber Prices Eastern Washington 2026: Why Now Is the Time to Buy Framing Lumber

Lumber prices Eastern Washington 2026 are dropping on framing lumber while treated wood climbs. See pricing trends and lock in savings at…

Article

Pressure-Treated Lumber & Plywood Sheathing: What Eastern Washington Builders Need Before First Freeze

Stock up on pressure-treated lumber in Spokane before winter hits. Grading, moisture tips, and local in-stock availability for Eastern WA builders.

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