Fire rate louvers door uses steel profiles, rigorous selection of materials, and assured quality. Fire rate louvers door has various specifications and ingenious craftsmanship. We are a manufacturer with many years of production experience and more intimate service.

ZHTdoors fire doors, 31 years of production experience in fire doors and Windows. The main UL fire doors, EN fire doors,  BS EN fire doors, etc.,.We have certification.ZHTdoors support OEM and free design.Our advantages:good quality, factory price, good service.Welcome to consult us.