New & Now In Stock at Northville Lumber
Discover the latest innovative durable building materials designed for professionals and do-it-yourselfers.

Owens Corning® Structural Composite Lumber
Faster. Finished. Forever.
NOW IN STOCK AT NORTHVILLE LUMBER
Designed for Durability
- Resists mold, mildew, pests, and termites
- Suitable for saltwater, freshwater, and ground contact applications
Easy To Install
- Cuts and installs just like wood
- Flat and uniform boards
Thermal-Resistant Design
- Designed for low expansion and contraction
- Heat-reflective technology
Versatile Uses:
- Deck Framing – Let your rim joist double as the fascia board
- Pergolas – No painting required
- Planter Boxes – Rot resistant
- Picnic Tables – Maintenance free
- Fences – Always look great
The possibilities are endless!
Boards: 2×4, 2×6, 2×8, 2×10, 2×12
Lengths: 12′, 16′, 20′
Posts: 4×4 (woodgrain finish) and 6×6 (smooth)
Length: 12′

DuPont™ Styrofoam™ Brand Buoyancy Billets
Summer Memories Stay Afloat With Dow Buoyancy Billets!
NOW IN STOCK AT NORTHVILLE LUMBER
Specifically designed for marine applications, providing high buoyancy and durability. Constructed with millions of tiny non-interconnecting air cells, these billets maintain buoyancy even if punctured.
Features and Benefits:
- Easy to install, lightweight, and long-lasting
- Resistant to waterlogging, rust, and destructive marine growth
- Reliable buoyancy for safe, stable use season after season
- Perfect for swimming, lounging, fishing, and all-day summer family fun on the water!
Ideal Applications:
- Dock flotation systems
- Floating rafts and swim platforms in ponds and lakes
DECK RAILING ACCESSORIES THAT MAXIMIZE YOUR SPACE
Each piece adds comfort, function, and style to your deck.
Railing-Mounted Umbrella Holder
Railing-Mounted Bar Table
Deck Railing Planter Box Holder
Flagpole & Accessory Holder

Michigan Ground Screw
IN STOCK AT NORTHVILLE LUMBER
Faster Installation. Less Disruption. Proven Performance.
Michigan Ground Screws provide a faster, cleaner alternative to traditional concrete footings, offering low-disruption installation and dependable performance in challenging conditions.
WHY CONTRACTORS CHOOSE GROUND SCREWS
Faster installation than traditional concrete footings
- Minimal excavation and reduced site disruption
- Engineered and tested to exceed code-required load capacities
- Available in multiple lengths and diameters
Applications
A smarter foundation for nearly any project:
- Decks
- Fences
- Home Additions
- Pergolas
- Sheds
- Solar Panel Systems