Surface burning characteristics of building materials ASTM E-84, Los angels RR# 8434 Approved

• Double fold offset Seams are carefully pressure controlled during manufacturing The offset seam acts as a structural stabilizer, adding rigidity while eliminating the need for added 90 bends used in some shops Offset seams protect fabrics during folding/rolling, adds structural stiffness, yet cuts and works easily and is precisely perforated Offers superior holding power and tear-resistance Provides the correct fabric and metal gauge

Connector Plus flexible duct connector is the premium heavy duty manufactured flexible duct connector, offering quality unmatched by others. Made for industrial and commercial applications, connector plus is available in a variety of special fabrics and is made with prime G-90 galvanized steel, aluminum or 316 stainless steel. The continuous 100 ft rolls readily dispense from a bench-high carton. Connector plus excels in isolating vibrations produced by air handling units, fans, blowers and other HVAC equipment.