NATIONAL GUARD . 107NA-36

Adjustable door frame weatherstrip creates an interior sound seal on doors that do not sit plumb and square. Use with wood fire doors rated for 90 min. and metal fire doors rated for 3 hr. This listing is for each. Technical Specification Item Door Frame Weatherstrip Insert Type Adjustable Insert Material Neoprene Insert Color Black Insert Size 1/4 in Flange Material Aluminum Flange Finish Aluminum Flange Height 1 1/4 in Flange Width 1 1/4 in Flange Thickness 1/2 in Overall Length 3 ft Overall Width 1 1/4 in Stays Flexible to -20 Degrees to 200 Degrees F Projection 1/2 in Mounting Type Surface Max. Door Gap 1/8 in Fire Rated 3 hr For Use With 36 in W Doors Includes #6 x 1 in PH Phillips Sheet Metal Screws Hardware Included Standards ANSI/BHMA Certified , UL Classified UL10C Category H Sold As Strip Green Environmental Attribute Applicable to LEED Criteria Green Certification or Other Recognition Environmental Transparency Through EPD (Environmental Product Declaration), Health Product Declaration Collaborative Green Product -This item has been designated by the manufacturer as an environmentally preferable product (EPP) because this item is Environmental Transparency Through EPD (Environmental Product Declaration), Health Product Declaration Collaborative.