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ZIP System® Building Enclosures

Streamline Weatherization with Zip System® Wall and Roof

Walls That Stand Up To Elements

ZIP System™ wall sheathing is a structural sheathing panel providing integrated air, water and vapor management, which eliminates the need for house wrap.

The Fastest Way To A Resilient Roof

ZIP System roof panels give you an all-in-one sealed roof deck with built-in underlayment, eleminating the need for felt.

Seal Tough Jobs In A Flash

For easy-to-achieve, continuous air and water barriers in roof and wall assemblies, no matter the turn, twist, or corner, you can seal it with our solutions.


Features and Benefits

  • Integrated air and water-resistant barrier
  • Variety of cladding materials, including siding, cedar shakes and brick
  • Bult-in exterior insulation designed to meet new energy codes
  • Exterior engineered wood panel meets wall bracing requirements, contributes to shear wall designs and provides a nailable, flashable base for cladding, trim and windows
  • Long length sheathing options available
  • Installs fast, eliminating re-work

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About Us

Why Builders Recommend Allegheny Millwork & Lumber

Our reputation for quality and excellence is why you should choose Allegheny Millwork & Lumber.  Our staff is highly knowledgeable and friendly.  We will help guide you through the myriad products when you are building or renovating your home.

From building materials to fine finishes, we have you covered.  Beautiful doors create a welcoming entrance to your home.  Crystalline windows and gargantuan patio doors can grace your property, framing the view and keeping you protected from the elements.  Our experts can help you make the decisions when choosing what is right for you.  No project is too big or too small.  Come see why the best contractors in Pittsburgh have been using Allegheny Millwork & Lumber for the last 40 years.

With over 350 moulding profiles in stock, we can adorn your windows and doors, ceilings, walls, and floors with quality woodwork to put your own stamp on the project at hand.  We can also match existing millwork to complete your historical renovation.

Additionally, we will help you design the kitchen of your dreams.  We encourage you to make an appointment in our 10,000 square feet design showroom.  You can also visit our virtual showroom by clicking on the link to the right  We hope to see you soon!