Windows & Doors

Is a large missile impact window or door automatically approved for small missile impact?

Overview Changes to the 2020 Florida Building Code for Porous Impact Protection Devices Porous Impact Protective Systems: ASTM E1996-12A brought a significant change to Porous Impact Protective Systems (PIPS). A Porous Impact Protective System is defined as “An assembly whose aggregate open area exceeds 10% of its projected surface area”. Prior to ASTM E1996-12A, any …

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Case Study: Phantom Screens – Is a Florida Product Approval Required?

Product Approvals for building components are the general rule in Florida.  Building officials, architects, insurance companies, even homeowners ask for them all the time, frequently refusing permits, insurance discounts, and product installations. So what is the legal ruling on when and if product approvals are required for this product? The Florida Building Code requires only …

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How do I calculate the effective opening area on window or door products? – What opening area should be used for wind pressure determination on a multi-panel product?

From The Buidling Code The Building Codes in the US reference ASCE-7 for the design of the components and cladding of buildings (ref. section 26.1.2.2 ASCE 7-10, ASCE 7-16, ASCE 7-22+). Theory Wind design theory is such that the smaller the area in consideration, the greater the probability that a maximum burst of wind will …

How do I calculate the effective opening area on window or door products? – What opening area should be used for wind pressure determination on a multi-panel product? Read More »

What is a window or door buck

What You Need To Know About Window & Doors Buck, Why Are They Used and When Do They Need to be Anchored   Masonry openings in buildings are frequently not exact and are referred to as rough openings for that reason. When window products are placed into openings, they often need to be shimmed into …

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ASD vs LRFD Explained

Should a professional utilize the ASD (Allowable Stress Design) method or the LRFD (Load Resistance Factored Design) method when calculating the required wind pressure for use with tested-approved systems?

What’s The Difference Between ASD & LRFD Design? Put in layman’s terms, think of a wood plank designed to stretch between two supports. You’re going to walk across the piece of wood. The person that designed that plank needed to figure out if it will hold you. They had two options when designing: 1) Reduce …

Should a professional utilize the ASD (Allowable Stress Design) method or the LRFD (Load Resistance Factored Design) method when calculating the required wind pressure for use with tested-approved systems? Read More »

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