Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Are Landmark Windows Still ENERGY STAR® Certified?

Yes. Landmark Windows can be built to meet ENERGY STAR® certification by using modern glazing, thermal breaks, and low-E coatings, delivering insulation and efficiency comparable to top-performing windows while maintaining a landmark-appropriate look.

How Do Landmark Windows Compare to Newer High-Performance Brands?

They hold their own. Our projects show Landmark Windows meeting similar insulation and sound ratings as modern competitors, with the added benefit of custom historic detailing that mass-produced units often lack.

Do Landmark Windows Still Meet 2025 Energy Efficiency Standards?

Yes. With insulated glass units, gas fills, and thermally broken frames, Landmark Windows can be specified to satisfy current energy codes while remaining compliant with NYC Landmarks Preservation Commission rules.

Are Landmark Windows Worth It Compared to Newer Competitors?

Often, yes. Off-the-shelf windows may not pass Landmarks review, which risks delays and rework. Landmark-approved units combine code compliance, long-term efficiency, and historic accuracy—typically the smarter long-term investment.

What’s the Current Warranty and Performance Rating of Landmark Windows?

Manufacturers we work with provide strong warranties on frames, glazing, and finishes, and performance ratings that meet or exceed industry standards.

Andrew Grisafi

March 18, 2019

Case Study: Mercer Street

Andrew Grisafi

March 18, 2019

Historical Windows provided a beautiful installation with Parrett wood double hung windows, along with a custom storefront consisting of doors and fixed sidelines to perfectly match the existing opening.

Andrew Grisafi

March 18, 2019

Partnership with Alpen High Performance Products

Andrew Grisafi

March 18, 2019

Partnership with Alpen High Performance Products

Historical Windows of NY is proud to partner with Alpen High Performance Products, an American window and door manufacturer that designs and builds some of the most energy efficient window and door products.

Andrew Grisafi

February 12, 2019

Chelsea

Case Study: NYC Restaurant

Andrew Grisafi

February 12, 2019

Chelsea

NYC Restaurant featuring Heartwood Fine Windows and Doors, simulated double hung fold up windows create an open space for this restaurant on 7th Ave.

Andrew Grisafi

February 12, 2019

Partnership with Arcadia

Andrew Grisafi

February 12, 2019

Adding to our line of reputable and passionate window and door suppliers, Historical Windows partnered with Jeld-Wen. Bringing in their speciality lines like IWP and LaCantina fills the New York window and door…

Andrew Grisafi

February 7, 2019

Product Highlight, Windows, Doors

Inswing Casement - Cremone Bolt & Decorative Glass

Andrew Grisafi

February 7, 2019

Product Highlight, Windows, Doors

Inswing Casement - Cremone Bolt & Decorative Glass

This inswing casement by Parrett Windows combine truly historical cremone bolt operating hardware along with non-adjustable butt hinges featuring decorative ball tip finials.

Andrew Grisafi

January 29, 2019

Case Study: 1901 Landmark Brownstone

Andrew Grisafi

January 29, 2019

Historical Windows was contracted to furnish and install 5 new windows incorporating the preservation of the existing leaded glass windows in accordance with the NYC Landmarks Preservation Commission requirements.