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The Seacoast Mills Building Supply Store

We specialize in Eastern White Pine, but have many other quality building supply products available.

  • Flashing
  • Pine & Hardwood Flooring
  • Plumbing Supplies
  • Electrical Supplies
  • Power Tools
  • Hand Tools
  • Masonry Products
  • Miscellaneous Hardware
  • Brackets & Fasteners
  • Untreated, All-Natural Landscape Ties
  • Pine Shavings
  • Thick Pine Slabs for Bartops/Tabletops
  • Oak for Trailer Beds & Sideboards
  • Rough E. White Pine & Hemlock
  • Planed E. White Pine & Hardwoods
  • Primed E. White Pine
  • Pressure Treated Lumber
  • Plywoods
  • E. White Pine Clapboard Siding
  • Cedar Clapboard Siding
  • E. White Pine Shiplap Siding
  • Vinyl Siding
  • Cedar Shingles
  • Roofing Shingles
  • Metal Roofing
  • Moulding
  • Primed Moulding
  • Decking – Pine, Cedar, Mahogany, & Composite
  • PVC Trim Boards
  • PVC Railing Kits
  • Sheetrock
  • Insulation
  • Trusses
  • I-Joists
  • LVL’s
  • Millwork
  • Doors
  • Windows
  • If you have any questions or are looking for a quality product, please give us a call at 603.778.4604. Our friendly, experienced staff is always willing to assist you find the proper tool or material for the job you have. We look forward to seeing you at our building supply store.

Direct all email correspondence to:

seacoastmills@comcast.net