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      Windows come in all shapes and sizes.

      Therefore, it is important to understand how the weatherstrip works and be able to improvise the details for windows that vary from the standard design. It is important that windows be in good condition before applying weatherstrip. These instructions only detail weatherstrip. It is important that you have a good understanding of how the sash and the weatherstrip work together before proceeding. Metal weatherstrip is fastened with special ¾ inch nails sold by the pound. You can purchase our nails by the pound.

      Figure A shows the location of each weatherstrip profile placed in the window between sash and jamb. IMPORTANT: The upper sash weatherstrip #2 must project at least 1.5" below the meeting rail!

      Figure B shows the upper and lower sash viewed from above. Weatherstrip profiles 2C, 3C, 4C, 5C fit between the sash and jamb and into the slot on the sides of the sash.

      Figure C shows a cross section of the meeting rails with modifications. Weatherstrip profiles 7 and 8 interlock together when the meeting rails of the upper and lower sash are closed.

      Figure D shows a cross section of the lower sash meeting the sill, where weatherstrip profile 2, 3 or 6 fits into the slot on the bottom of the sash.

      WHICH WEATHERSTRIP PROFILE WORKS WHERE? The following table is suggested based on actual field conditions.


      We process orders the same day or next day and ship UPS Ground, 2-5 business days. Shipping is billed by total weight of product ordered.


      All claims for shortages and/or damage in transit must be made within 10 days of receipt of goods. Defective goods shall be replaced, however, no claims for delays, damage incurred or work done thereon will be allowed.


      Payment must be made at checkout. We accept Visa, Mastercard, Discover, and American Express. Payment can also be made through PayPal, simply choose the PayPal option when checking out and you will be guided through the PayPal portal to complete the purchase. For larger quantities requiring freight service and custom orders, please give us a call or contact our sales team.