We supplied the complete window package for this project,Every unit is certified to AAMA/WDMA/CSA 101/I.S.2/A440 (NAFS) — the North American fenestration performance standard covering air, water, structural, and thermal performance — and ...
We supplied the complete window package for this project,Every unit is certified to AAMA/WDMA/CSA 101/I.S.2/A440 (NAFS) — the North American fenestration performance standard covering air, water, structural, and thermal performance — and meets ENERGY STAR Canada energy-efficiency requirements for cold-climate performance. Manufacturing runs under an ISO 9001 quality management system, with CE marking for full international conformity.
Copyright © 2026 Shandong Changyi Door & Window Engineering Co.,Ltd. All rights reserved. — Privacy Policy