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What Impact Rated Means Here

ZT Doors carries exterior door systems and windows tested to Florida's HVHZ high velocity hurricane zone standards, alongside non-impact lines where a rating is not required. The impact glazing itself is a window type on its own: Laminated impact glass and reinforced frames, rated for coastal exposure and the HVHZ.

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Impact vs Non-Impact, Series By Series

Rating, stated materials and the number of catalogs published for each of the four windows-and-patio-doors lines ZT Doors stocks.

Impact rating, materials and catalog count for every ZT Doors window line
SeriesRatingMaterials stockedCatalogs
Hurricane GuardImpact ratedAluminum and Vinyl4
StormStrongImpact ratedVinyl1
ComfortShieldNon-impactVinyl2
FortifyNon-impactAluminum1

Common Questions

Which ZT Doors window lines are impact rated?

Hurricane Guard and StormStrong are impact rated. Hurricane Guard covers our highest rated impact windows and patio doors, in aluminum and vinyl. Options are rated for every coastal area in Florida, including the High Velocity Hurricane Zone. StormStrong covers impact-resistant vinyl single hung windows, built for both replacement work and new construction.

Which ZT Doors window lines are non-impact?

ComfortShield and Fortify are non-impact. ComfortShield is non-impact vinyl windows and patio doors with a multichambered frame, for everyday comfort and lower bills. Fortify is non-impact aluminum windows and patio doors with slim sightlines and a powder-coat finish that will not rust, rot or warp.

What is Impact Glazing?

Impact Glazing: Laminated impact glass and reinforced frames, rated for coastal exposure and the HVHZ.

How many impact window catalogs does ZT Doors publish?

5 catalogs cover the impact rated lines: 4 for Hurricane Guard and 1 for StormStrong. The non-impact lines carry 3 more, across ComfortShield and Fortify.

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