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IronwoodPremium_474118_Catalog-On-Demand7.QXD 6/17/2015 12:54 AM Page 50

Special Use Tapes

3M™ Foil Tape 3340

3M™ Foil Tape 3340 is ideal for sealing rigid fiberglass duct boards and flexible (non-metallic) air duct and connector systems. Our tape meets
requirements for UL 181 A-P and UL 181 B-FX Listings as a measure of reliability and quality standards.
2 Conformable tape resists flame, moisture, weather, UV degradation, and many chemicals
2 2.0 aluminum foil backing is ideal as a vapor seal tape for duct closure
2 Thermally conductive backing helps heating and cooling efficiency
2 Heat and light reflective tape protects insulates and enhances lighting efficiency
2 Permanent acrylic adhesive combined with the durable 2.0 mil backing provides long service life

Adhesive Material Acrylic
Backing Material Aluminum Foil
Tape Type Special Use
Maximum Operating 250°F (121°C)
Temperature
RoHS 2011/65/EU Yes

Agency Approval
UL-181A-P and UL 181B-FX Listed

Order No. UPC Color Length Width Thickness Breaking Strength Adhesion to Steel Rolls per Case
70006658481 051111-07811 Silver 50 Linear Yard 2.5” 4.0 mil 20 lbs/in 30 oz/in 9 individually
(350 N/100 mm) (33 N/100 mm) wrapped rolls

3M™ FSK Facing Tape 3320

3M™ FSK Facing Tape 3320 is a high performance reinforced insulation tape of Foil/Scrim/Kraft. UL Listed and Mold Resistant. FSK tape has a special
acrylic adhesive which excels in very cold and hot temps. Use for a vapor barrier on fibrous duct board for sheet metal ducts.
Mastics & Special Use Tapes
2 FSK HVAC aluminum foil tape/scrim/laminate. 6.0 mil thick foil backing. UL 723 Classified.
2 Engineered specifically as a vapor retardant tape to seal mineral wool foil-faced insulation, bare sheet metal ducts, and blanket style fiberglass duct
insulation.
2 Long lasting acrylic adhesive

Adhesive Material Acrylic
Backing Material Aluminum Foil
Tape Type Special Use
Maximum Operating 175°F (79°C)
Temperature

Agency Approval UL 723 Classified

Electrical Tape, Order No. UPC Color Length Width Thickness Breaking Strength Adhesion to Steel Rolls per Case

24
45.7 m
81 oz/in (89 N/100 mm)
40 lbs/in (712 N/100 mm)
48 mm
6.7 mil
70006435427
051115-31530
Silver
051115-31531
81 oz/in (89 N/100 mm)
40 lbs/in (712 N/100 mm)
6.7 mil
72 mm
70006435435
Silver
45.7 m
16
12
81 oz/in (89 N/100 mm)
40 lbs/in (712 N/100 mm)
Silver
051115-31532
70006435443
45.7 m
6.7 mil
99 mm
50 FAX: 800-245-0329