Manufacturing Certification Statement - Non-Business Energy Property Tax Credit - 8400 Series

Sep 19, 2026

Upload by James

Manufacturing Certification Statement for Wincore Window Company, LLC. supporting the non-business energy property tax credit for residential exterior windows and doors that meet or exceed ENERGY STAR Program requirements. The statement explains eligibility conditions, including purchasing and installing qualified windows and/or doors in a primary residence, filing IRS Form 5695, and providing required receipts and the manufacturing certification. It also references ENERGY STAR Version 6.0 and provides guidance for Energy Star climate zone eligibility, plus a thermal performance chart with U-Factor, R-Value, SHGC, VT, and certification status by climate zone.

LanguageEnglish

CategoryForms

FormatPDF

Pages6

Reading Time2 min

AccessFree to download

Eligibility requirements

Qualified products and installation

IRS filing and documentation

ENERGY STAR climate zone guidance

Thermal performance certification data

U-Factor, R-Value, SHGC, VT

ENERGY STAR climate zone certification status

Manufacturing Certification Statement Non-Business Energy Property Tax Credit The following guidance is not intended as legal advice. It is recommended that you visit www. [irs.gov](irs.gov) or consult a tax professional with specific questions. Headquartered at 250 Staunton Turnpike, Parkersburg, WV 26104, Wincore Window Company, LLC. proudly manufactures Exterior Windows and Doors which meet or exceed the requirements of the ENERGY STAR Program. Thermal performance metrics such as U-Factor and Solar Heat Gain Coefficient (SHGC) are certified by the National Fenestration Rating Council (NFRC) and are clearly communicated via the NFRC Label affixed to each product. Tax credits for the residential energy efficiency has been extended retroactively to December 315\ 2022. To be eligible for the tax credit, you must have: • Purchased and Installed Qualified Windows and/or Doors in your primary residence • Primary residence must be an existing home • Qualified Windows and Doors must meet ENERGY STAR Program requirements (Version 6.0) • Filed IRS Tax Form 5695, visit [www.irs.gov](www.irs.gov) for current document • Provided receipts for Qualified Windows and/or Doors • Provided Manufacturing Certification Statement For more information about this credit, or those from previous years, visit www . [irs.gov](irs.gov) and see insructions for Residential Energy Credits, Form 5695. To determine the applicable requirements for your ENERGY STAR Climate Zone, please visit: • [www](www.energystar.gov/index.cfm?fuseaction=windows)[.](www.energystar.gov/index.cfm?fuseaction=windows)[energystar](www.energystar.gov/index.cfm?fuseaction=windows)[.](www.energystar.gov/index.cfm?fuseaction=windows)[gov/index](www.energystar.gov/index.cfm?fuseaction=windows)[.](www.energystar.gov/index.cfm?fuseaction=windows)[cfm?fuseaction=windows](www.energystar.gov/index.cfm?fuseaction=windows) [doors](doors.search)[.](doors.search)[search](doors.search) climate To determine the eligibility of the products detailed below: • See "Energy Star Climate Zone Certification Status" (right side) Under penaltiesofbelipeef,rjuarllyfa, I dctsecalaceretrthuea,tcoI hrraevcet, eaxandmcined tomplheiste . manufacturing snt, and􀁖teothebi,:t °Jy knowledge and Quality, Testing & Regulatory Manager Wincore Window Company, LLC. | Wincore 8400 Series Thermal Performance Chart | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | STYLE | CONFIGURATION | GLASS | REFO | GRIDS | U‐Factor | R‐Value | SHGC | VT | ENERGY STAR Climate Zone Certification Status | | | | | | | | | | | | | | Northern | North‐Central | South‐Central | Southern | | Awning Window | LE / CL | DS / DS | NO | NO | 0.26 | 3.82 | 0.18 | 0.41 | YES | YES | YES | YES | | | | | | YES | 0.26 | 3.82 | 0.17 | 0.37 | YES | YES | YES | YES | | | | DS / LAMI (P3) | NO | NO | 0.26 | 3.84 | 0.18 | 0.40 | YES | YES | YES | YES | | | | | | YES | 0.26 | 3.84 | 0.17 | 0.36 | YES | YES | YES | YES | | | BZ / LE | DS / DS | NO | NO | 0.26 | 3.82 | 0.20 | 0.31 | YES | YES | YES | YES | | | | | | YES | 0.26 | 3.82 | 0.19 | 0.28 | YES | YES | YES | YES | | | GR / LE | DS / DS | NO | NO | 0.26 | 3.82 | 0.19 | 0.28 | YES | YES | YES | YES | | | | | | YES | 0.26 | 3.82 | 0.18 | 0.26 | YES | YES | YES | YES | | | LE / EP | DS / DS | NO | NO | 0.23 | 4.33 | 0.18 | 0.41 | YES | YES | YES | YES | | | | | | YES | 0.23 | 4.33 | 0.16 | 0.37 | YES | YES | YES | YES | | | | DS / LAMI (P3) | NO | NO | 0.23 | 4.34 | 0.18 | 0.40 | YES | YES | YES | YES | | | | | | YES | 0.23 | 4.34 | 0.16 | 0.36 | YES | YES | YES | YES | | | LE / CL / CL | DS / DS / DS | NO | NO | 0.25 | 4.06 | 0.17 | 0.38 | YES | YES | YES | YES | | | | | | YES | 0.25 | 3.98 | 0.16 | 0.34 | YES | YES | YES | YES | | | BZ / CL / LE | DS / DS / DS | NO | NO | 0.25 | 4.06 | 0.20 | 0.28 | YES | YES | YES | YES | | | | | | YES | 0.25

FAQs

Which products are eligible for the non-business energy property tax credit?

Purchased and installed qualified windows and/or doors in a primary residence are eligible. The products must meet ENERGY STAR Program requirements (Version 6.0).

What IRS form must be filed to claim the credit?

IRS Tax Form 5695 must be filed. Current documentation is referenced at www.irs.gov.

What information must be provided to qualify, besides purchasing the products?

Receipts for qualified windows and/or doors and a Manufacturing Certification Statement must be provided. The document also advises using ENERGY STAR climate zone eligibility requirements.

Sep 19, 2026

Upload by James