National Lumber

Providing North Haven, CT with Premium Weather Shield Products

Locally owned and operated, National Lumber has been one of the leading suppliers of exterior doors and windows for building contractors in the North Haven, Connecticut area for over 60 years. Their professional sales and service staff provides efficient order production and timely deliveries of your Weather Shield windows and doors. They can provide accurate and reliable residential estimates for project planning to help both the homeowner and the contractor.


If you need premium Weather Shield windows and doors in North Haven, Connecticut, contact National Lumber today!

Products & Services

  • Window replacement
  • Window installation
  • Exterior door replacement
  • Exterior door installation
  • Window and door supply


To request more information from National Lumber, fill out the form below!

Phone: 877-531-9591

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