A standard single-family home’s window project usually fits neatly into a manufacturer’s published product tables — pick a size, pick a design pressure rating, order it. A 20th-floor condo unit on an oceanfront tower, a home in Exposure Category D right on the coast, or an oversized architectural opening that doesn’t match any tested standard size doesn’t fit that table, and treating it like it does is how projects end up under-engineered for what the building actually needs.

This page covers that harder category of window project: engineered, site-specific systems for high-exposure, high-rise, or non-standard conditions where a professional engineer’s calculation — not just a manufacturer’s chart — determines what the opening actually requires.

Elbaz Construction brings in the structural and engineering documentation this category demands as a matter of course, and coordinates the logistics — condo association approval, façade access, multi-unit scheduling — that come with projects at this level of complexity.

Most window projects use prescriptive selection — the manufacturer has already tested a product at a range of sizes and pressures, and you pick the entry on their table that covers your opening. When an opening is larger than anything on that table, an unusual shape, or subject to a calculated pressure the standard product line wasn’t tested to, prescriptive selection doesn’t apply anymore. That’s when a professional engineer calculates the site-specific pressure the opening actually experiences — based on the building’s height, exposure category, and its position within Florida’s wind-pressure zoning — and either matches it to an engineered product configuration or, in some cases, requires supplemental testing or an engineering letter to support the permit submittal.

For a high-value or high-exposure property, the window project often isn’t really a window project in isolation — it’s one piece of a coordinated storm-hardening plan that also touches the roof, entry and garage doors, and the building’s overall wind-mitigation documentation. Sequencing and bundling those scopes together, rather than treating each as an independent purchase over several years, tends to produce a more coherent — and often more cost-efficient — overall result, particularly when a single engineering and permitting effort can cover more than one system at once.

Heavy laminated glass packages with thicker or multi-ply PVB/SGP interlayers for elevated exposure

Professional-engineer-sealed site-specific calculation packages and engineering letters

Association-wide approved product lines for multi-unit condo/high-rise buildings