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Insulated Flex

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420 - bagged flex duct 4" x 25'
atco rubber products air duct
Part #1220
MFG #070-R4.2_12X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
820 - flex duct r-4.2
Part #820
MFG #UPC 070 8
520 - flexduct 5"
Part #520
MFG #UPC 070 5
atco rubber products air duct
Clearance
Part #720
MFG #070-R4.2_7X25FT
Clearance
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Clearance
Part #920
MFG #070-R4.2_9X25FT
Clearance
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Part #620
MFG #070-R4.2_6X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Part #1420
MFG #070-R4.2_14X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
420 - bagged flex duct 4" x 25'
atco rubber products air duct
Part #1220
MFG #070-R4.2_12X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
820 - flex duct r-4.2
Part #820
MFG #UPC 070 8
520 - flexduct 5"
Part #520
MFG #UPC 070 5
atco rubber products air duct
Clearance
Part #720
MFG #070-R4.2_7X25FT
Clearance
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Clearance
Part #920
MFG #070-R4.2_9X25FT
Clearance
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Part #620
MFG #070-R4.2_6X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50
atco rubber products air duct
Part #1420
MFG #070-R4.2_14X25FT
Air Velocity
5000 FPM
Applicable Standard
UL 181, NFPA 90A and 90B, IMC, IRC, UMC 10-1, HUD, ASTM C-158
Burning Character
Maximum Flame Spread 25, Maximum Smoke Developed 50