China Energy Efficient Windows for Home Use Manufacturer, Supplier, Factory

Homeowners increasingly prioritize energy performance, and our selection of Low-E Coated Energy Saving Windows leads the industry by merging advanced coatings with structural precision. These units rely on microscopically applied metallic layers to bounce infrared heat back to its source, keeping interiors cooler in summer and warmer in winter. Complementing them, our Residential Energy-saving Windows integrate multi-chamber vinyl profiles and argon-filled double glazing that slash conductive heat flow. For mixed-use properties, Commercial Energy Efficient Windows deliver the same thermal integrity at scale, with reinforced frames rated for heavy-duty cycles. Every configuration meets Green Building Standard Energy-saving Windows criteria, carrying NFRC certification and Energy Star labels that validate long-term savings.


EcoTherm Home Windows represent the pinnacle of our residential line, engineered to perform in extreme climates without sacrificing daylight. Their triple-pane construction sandwiches krypton gas between panes, stabilized by warm-edge spacer technology that eliminates cold bridging at the glass perimeter. The surface coating blocks up to 78% of UV radiation, protecting furnishings while maintaining a clear, neutral view. Below are the critical performance indicators and feature highlights that set this product apart.

  • Dynamic solar control adapts to seasonal sun angles, reducing glare without interior shades.
  • Acoustic laminate interlayers dampen outdoor noise by an additional 5–7 decibels versus standard panes.
  • Fiberglass-reinforced composite frames resist warping at temperatures from -40°F to 160°F with zero thermal expansion.
  • Triple weatherstripping with silicone bulb seals ensures consistent air infiltration rates below 0.05 cfm/ft² in field tests.
ParameterValue Range
U-factor (center of glass)0.18 – 0.22
Solar Heat Gain Coefficient (SHGC)0.22 – 0.30
Visible Transmittance0.57 – 0.63
Condensation Resistance Index72 – 78
Air Leakage (ASTM E283)<0.08 cfm/ft²
Frame Depth / Sash Depth3-1/4 in / 2-3/8 in

Installation flexibility is equally critical. EcoTherm Home Windows ship with a pre-drilled jamb system that simplifies leveling across crooked openings, and the factory-applied capillary tubes equalize pressure between the unit and the building envelope to prevent seal failure over decades. The glazing edge is protected by a butyl-based secondary seal, while the primary polysulfide layer resists moisture ingress even in coastal salt-spray zones. By coupling these mechanical details with a precisely calibrated Low-E coating, EcoTherm Home Windows routinely achieve whole-house energy savings of 22–28% compared to dual-pane clear glass retrofits, making them a staple in net-zero and passive house designs across North America.

Hot Products

  • Soundproof Windows

    Soundproof Windows

    Duoping is a professional manufacturer and supplier of soundproof windows, featuring advanced composite soundproof glass and multi-layer sealing technology. This product delivers ≥40dB sound insulation, ideal for noise-sensitive environments like streetside homes and laboratories. We support customized glass and frame designs, welcome wholesale orders, and provide reliable noise-reduction solutions for global construction projects.
  • Fluorocarbon Coated Aluminum Alloy Windows

    Fluorocarbon Coated Aluminum Alloy Windows

    Duoping is a professional manufacturer and supplier, delivering high-quality fluorocarbon coated aluminum alloy windows with advanced three-coat two-bake technology. This product features exceptional weather resistance and long-lasting color, ideal for high-end villas and coastal projects. We support customized designs and welcome wholesale orders, providing premium window solutions for luxury construction procurement.
  • Traditional Architectural Pavilions

    Traditional Architectural Pavilions

    Shandong Duoping New Material Technology Co., Ltd., a professional manufacturer and supplier of Traditional Architectural Pavilions, boasts senior ancient architecture craftsmen and advanced production capacity. Its Traditional Architectural Pavilions combine traditional mortise and tenon craftsmanship with modern anti-corrosion technology, ensuring excellent Quality, and supporting wholesale and customized services for various ancient-style landscape procurement needs.
  • Aluminum Alloy Railings

    Aluminum Alloy Railings

    Duoping is a professional manufacturer and supplier of aluminum alloy railings, with advanced surface treatment and strict quality control. These railings feature lightweight structure, corrosion resistance and long service life, suitable for balconies, stairs and municipal projects. We support customized designs and welcome wholesale orders, providing reliable protection solutions for various construction needs.
  • Bathroom Doors

    Bathroom Doors

    Widely used in homes, hotels and office buildings, Duoping’s bathroom doors are manufactured by a professional supplier with advanced waterproof technology and eco-friendly material processing to ensure high quality. They feature IP54 waterproof, privacy protection, sound insulation and easy cleaning, with customizable styles. The company provides wholesale services, strict quality control, customized solutions, nationwide delivery and comprehensive after-sales support.
  • Revolving Door

    Revolving Door

    Duoping excels in manufacturing high-end revolving doors with advanced technology and strict quality control. As a professional supplier, it offers customized solutions widely used in commercial spaces, with energy-saving, wind-resistant and safe features. The products support wholesale orders and come with reliable after-sales service for long-term durability.

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy