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The Leading Source for IG Certification The Insulating Glass Certification Council IGCC exists to offer the most credible efficient and easytouse product certification to endusers and the public. We provide assurance to the public our participants conform to the expected requirements for Insulating Glass Unit performance. They are dedicated to delivering excellent service and knowledge while bringing value and integrity to the insulating glass industry through their certification program. Sean Murray ODL It is important to us and to our customers to know our processes are audited and our products are regularly tested by independent labs to the highest industry standards.