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Air Ducting UL94 V2 – Alfagomma 161BL

161BL Cross Section

Construction: grey PVC – abrasion and ozone resistant.
Reinforcement: white shock resistant rigid PVC.
Application: air, gas, fumes extraction.
Air conditioning-ventilation.
Constant Operation: -30 °C +80 °C (-22 °F +176 °F)

Internal Diameter Bend Radius Vacuum Weight 
ID mm ID inch  mm in  % kg/m lb/ft
20 13/16″ 20 0.79 50 0.13 0.09
25 1″ 25 0.98 50 0.17 0.12
32 1 1/4″ 32 1.26 50 0.23 0.16
35 1 3/8″ 35 1.38 50 0.25 0.17
40 1 9/16″ 40 1.57 40 0.30 0.21
45 1 3/4″ 45 1.77 40 0.35 0.24
51 2″ 51 2.01 40 0.44 0.30
63 2 1/2″ 63 2.48 40 0.56 0.38
70 2 3/4″ 70 2.76 40 0.63 0.43
76 3″ 76 2.99 40 0.70 0.48
80 3 1/8″ 80 3.15 40 0.76 0.52
90 3 1/2″ 90 3.54 40 0.85 0.58
102 4″ 102 4.02 40 0.99 0.67
110 4 5/16″ 110 4.33 40 1.10 0.74
120 4 3/4″ 120 4.72 40 1.20 0.81
127 5″ 127 5.00 40 1.27 0.86
140 5 1/2″ 140 5.51 35 1.45 0.98
152 6″ 152 5.98 35 1.70 1.15
160 6 5/16″ 160 6.30 35 1.85 1.25
180 7 1/16″ 180 7.09 30 2.20 1.48
203 8″ 203 7.99 30 2.45 1.65
254 10″ 254 10.00 10 3.20 2.16
305 12″ 305 12.01 10 3.90 2.63