Impact windows

Window types, in plain language.

Every type below is made to order in your size, checked against documented manufacturer limits, and rendered live in the builder as you configure it.

Single Hung

The South Florida classic: fixed top sash, operating bottom sash. Usually taller than wide.

Most bedrooms and bathrooms. Check egress needs for sleeping rooms during review.

Learn how it works Build with a Single Hung →

Horizontal Roller

Panels slide horizontally — great for wide openings and kitchens over counters.

Available in 2-panel (XO/OX/XX) and 3-panel (OXO) layouts.

Learn how it works Build with a Horizontal Roller →

Picture Window

Fixed glass, maximum view and light, no operation. Often combined with operating units.

Popular for stairwells and living-room walls; combine with rollers for airflow.

Learn how it works Build with a Picture Window →
What about impact ratings, NOAs and approvals? Those are product-specific documents. We only state an approval when the document for your exact product and configuration is on file — that verification is part of every project review. Want to understand the paperwork yourself? Our window ratings guide shows how to read and verify any approval in minutes.

Curious what data we actually have on file per manufacturer? See the current verification status for ES Windows (ESW) and Mr. Glass.