The Ultimate Double Hung Next Generation Round Top will add traditional arching and elegant lines to your home or historic preservation project. These versatile windows can range from a large dramatic focal point to a subtle accent to a roof line to enhance your home design.
Features: DESIGN VERSATILITY with an array of simulated divided lite patterns, interior and exterior color options, ten hardware finishes, and hundreds of round top shapes; EXCLUSIVE AUTOLOCK activates when the sash are closed, locking the window; ALUMINUM INTERLOCK eliminates drafts and improves the window's overall structural integrity; NARROW CHECKRAIL provides a sleek aesthetic to maximize daylight opening while maintaining historical accuracy; SASH BALANCE SYSTEMS enable smooth operation even at the largest sizes; FIRST-RATE ENERGY EFFICIENCY meets ENERGY STAR standards in energy efficiency with multiple glass options for various regions, climates and weather needs; EXPANSIVE SIZES up to 5' wide by 10' tall. This product is CE certified.
Standard Specifications: SUPERIOR WEATHER PERFORMANCE including LC-PG50 on most sizes, CW-PG30 to CW-PG50 on most sizes, and IZ3 certified coastal options; DURABLE EXTERIOR CLADDING made with the industry's highest level of certification, AAMA 2605, extruded aluminum and backed by a 20-year warranty against chalking and fading; TILT/WASH MODE allows for easy access to the exterior glass for cleaning and maintenance; COMMERCIAL RATED (CW) PERFORMANCE available on windows up to 5' wide by 10' high.
Region availability
North America | Oceania | Europe | Asia |
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Anguilla | Australia | Gibraltar | Israel |
Antigua and Barbuda | Türkiye | ||
Aruba | |||
Barbados | |||
Belize | |||
Bermuda | |||
British Virgin Islands | |||
Canada | |||
Caribbean Netherlands | |||
Cayman Islands | |||
Collectivity of Saint Martin | |||
Costa Rica | |||
Cuba | |||
Curaçao | |||
Dominica | |||
Dominican Republic | |||
El Salvador | |||
Greenland | |||
Grenada | |||
Guadeloupe | |||
Guatemala | |||
Haiti | |||
Honduras | |||
Jamaica | |||
Martinique | |||
Mexico | |||
Montserrat | |||
Nicaragua | |||
Panama | |||
Puerto Rico | |||
Saint Kitts and Nevis | |||
Saint Lucia | |||
Saint Pierre and Miquelon | |||
Saint Vincent and the Grenadines | |||
Saint-Barthélemy | |||
Sint Maarten | |||
The Bahamas | |||
Trinidad and Tobago | |||
Turks and Caicos Islands | |||
U.S. Virgin Islands | |||
United States |