VP Air Ducting
DUCTING FOR GAS FREEING OPERATIONS
DESCRIPTION
A highly flexible, white double sided PVC coated heavy duty polyester with wire reinforced
helix ducting which is flame retardant and antistatic for use in gas freeing operations.
Supplied with zip & carabiner connections to connect for longer lengths.
Standard lengths – 5m and 9m sections, however other sizes can be provided upon request
SPECIFICATION
COATED FABRIC PERFORMANCE
PROPERTY
METHOD OF TEST
[ISO Equivalent]
TEST VALUE
Coated Weight
(gsm)
BS EN ISO 2286: 1998:
Part 2
[ISO 2286-2:1998)
min: 600
Tensile Strength
(N/SOmm)
Warp:
BS EN ISO 1421: 1998:
Weft:
Method 1, CRE
[ISO 1421:1998)
min 2250
min 1800
Tear Strength
(N)
Warp:
BS 3424: 1982:
Weft:
Part 5: Method 7B
min 400
min 350
Cold Crack
(°C)
BS 3424: 1983:
Part 8: Method 10A
face: max 0°C
rev: max 0°C
Flex Resistance
BS EN IS07854, Method B
No delamination
Fusion
BS 3424: 1983:
Part 22: Method 25
[ISO 6451: 1982)
No cracking
Electrical Resistance
N.C.B Spec 245: 1985
Appendix 5
face: max 300MW
rev: max 300MW
Flame Resistance
As received AND after conditioning
a) Spirit Lamp
N.C.B spec 245:1985
Appendix 3
Flame 6 s (max)
A/Glow 10 s (max)
b) Spirit Burner
N.C.B spec 245: 1985
Appendix 2
Flame 3 s (rnax)
A/Glow 10 s (max)
BS 5438: 1989: Method 2a
Test Method, face/edge ignition [10s flame application]
Pass
Coating Adhesion
(N/SOmm)
BS EN ISO 2411 :2000
[ISO 2411: 2000)
Initial peak
min 50
Weld Properties
a) Weld Adhesion
b) Weld Tensile
N.C.B spec 154: Part 1.3.2
N.C.B spec 154: Part 1.3.1
min 100
min 1100