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!

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
NOW IN STOCK AT NORTHVILLE LUMBER

DECK RAILING ACCESSORIES THAT MAXIMIZE YOUR SPACE

Each piece adds comfort, function, and style to your deck.

Screenshot 2026-05-19 122417

Railing-Mounted Umbrella Holder

Screenshot 2026-03-24 154046

Railing-Mounted Bar Table

Screenshot 2026-03-24 153934

Deck Railing Planter Box Holder

Screenshot 2026-03-24 154351

Flagpole & Accessory Holder

Michigan Ground Screws

NOW IN STOCK AT NORTHVILLE LUMBER

Michigan Ground Screws provide a faster, cleaner alternative to traditional concrete footings, offering low-disruption installation and dependable performance in challenging conditions.

  • Faster installation than traditional concrete footings
  • Minimal excavation and reduced site disruption
  • Engineered and tested for weight-bearing performance that exceeds code requirements; ICC-ES certified

  • Available in multiple lengths and diameters

Applications

A smarter foundation for nearly any project:

    • Decks
    • Fences
    • Home additions
    • Pergolas
    • Sheds
    • Solar panel systems
CONTRACTOR OPTIONS FOR GROUND SCREWS

INSTALL IT YOURSELF

You have the equipment. We have the ground screws.

  • In-stock inventory ready when you need it
  • Expert support to help keep your projects moving
  • Save time by eliminating concrete and curing delays
  •  

NEED INSTALLATION SUPPORT? WE CAN HELP!

We’ll connect you with Michigan Ground Screw installation professionals.

  • Experienced professionals for jobs of all sizes
  • Fast scheduling to help keep your project on track
  • A trusted solution for your installation needs