Zero International 370A Perimeter Seal with Magnet, Fire-Rated Aluminum GasketingThe Zero International 370A Perimeter Seal with Magnet is an adjustable aluminum sealing system engineered to meet the industry’s highest standards for reliability and performance. Measuring 90″ in length, .406″ W by .656″ H, this magnetic perimeter seal is designed for sound control applications while also delivering fire-rated protection to UL10c standards. Constructed from durable aluminum and installed via screw mounting, the 370A is built for demanding commercial door perimeter sealing needs where air infiltration control and acoustic performance are essential.Key FeaturesPrecise Dimensions: 90″ length with a .406″ W x .656″ H profile for accurate fit on standard commercial door perimeters.Aluminum Construction: Durable aluminum housing provides long-term performance and resistance to wear in high-traffic commercial applications.Integrated Magnet: Magnetic sealing element enhances contact and sealing efficiency along the door perimeter for improved sound and air control.Adjustable Sealing System: Adjustable design allows fine-tuning for optimal seal contact, supporting reliable sound control solutions.Screw Mounting: Simple screw-mount installation for secure, long-lasting attachment to the door frame.Fire-Rated Protection: Rated to UL10c standards, supporting compliance in fire-rated door assemblies.Air Infiltration Control: Tested for air infiltration performance to help maintain building envelope integrity.Sound Control Performance: Engineered as part of an acoustic sealing solution to reduce sound transmission through door perimeters.Certifications & ComplianceFire-Rated UL10cAir Infiltration TestedSound Control TestedTechnical SpecificationsCommercial/Residential: CommercialProduct Group: Door Trim and AccessoriesProduct Subgroup: Astragals, Gaskets and WeatherstrippingProduct Type: GasketingDepartment: Door HardwareTypical ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsIndustrial and Warehouse FacilitiesMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsWhy Zero International 370A?Zero International perimeter seals are engineered from durable aluminum and rated to UL10c fire standards, reflecting a commitment to reliability and performance in demanding commercial door assemblies. With adjustable sealing, integrated magnetic contact, and tested air infiltration and sound control performance, the 370A delivers professional-grade sealing for applications where fire safety, acoustics, and air control all matter.