Air Filters

Flexible Duct (513) "PAL®" Winflex 33i Flexible Air Duct / "PAL®" Winflex 33i
Insulated Aluminium Flexible Air Duct / A factory made
insulated round flexible air duct of different diameters with
inner foil facing encapsulating a high tensile spring steel
wire helix to form the wall of the air duct which is insulated
with 25 mm thick, density 24 kg/m 3 yellow colour fibreglass
with double-sided aluminium foil facing.
Flexible Duct (528) "PAL®" Winflex 33 Aluminium Flexible Air Duct / "PAL®"
Winflex 33 Aluminium Flexible Air Duct / A factory made
round flexible duct of aluminium foil polymer composite
encapsulated a high tensile spring steel wire helix to form
the wall of the duct. The duct can be of different diameters
with an overall wall thickness of 0.033 ± 0.005 mm and
overall weight of 100 g/m 2 ± 10%
Flexible Duct (561) "Supaflex 13 AP" Flexible Air Duct / the duct comprises of
an insulation layer of glasswool (light yellow colour, 25 mm
thick, 24kg/m 3 ) sandwiched between an inner core of
aluminium/polyester laminate encapsulating spring steel
wire helix and an outer aluminium/polyester vapour barrier.
Flexible Duct (587) "SK Kicflex" Aluminium Flexible Air Duct, Model "KIC-
8000", 100mm to 200mm, a) An inner core fabricated from
aluminium foil laminated with PET and aluminium foil with
steel wire inserts, b) A core of fibre glass insulation with a
thickness of 25mm and density of 24kg/m 3 , c) An outer
jacket comprising aluminium foil laminated with PET.
(8) Energy Recovery Units
Energy Recovery Wheel (383) Airxchange / "ECR" Series as listed in the UL Certifications
Directory, File No.: SROT2.SA9792 / the energy recovery
wheel is constructed of silica gel desiccant bounded light
weight polymer media mounted on a stainless steel rotor.
For wheels of diameter greater than 26 in., the media shall
be mounted in the form of removable segments.
VENTILATION DIVISION OF FIRE SERVICES DEPARTMENT
LIST OF ACCEPTED MATERIALS FOR USE IN VENTILATION / FIRE SERVICE RELATED SYSTEMS
Dongguan Juwun Rubber & Plastic
Products Co. Ltd., PRC
Dongguan Juwun Rubber & Plastic
Products Co. Ltd., PRC
15/4/2011 December 2015 a) No assessment was made on the
density and toxicity of smoke
generated by the product under fire
condition. b) The Brand name and
model number should be marked on
the product.
23/6/2011 April 2016 No assessment was made on the
density and toxicity of smoke
generated by the material under fire
condition.
Delta Duct Systems Ltd., PRC 12/12/2011 December 2014 a) No assessment was made on the
density and toxicity of smoke
generated by the product under fire. b)
The word "SUPAFLEX" is to be
marked on the outer surface of the
product at approx. 1,000 mm interval
for product identification.
SK Kicflex Co. Ltd. PRC 19/6/2012 September 2013 a) No assessment was made on the
density and toxicity of smoke
generated by the product under fire
Airxchange Inc., USA 24/7/2009 July 2014 a) No assessment was made on the
density and toxicity of smoke
generated by the core material under
fire condition. B) The product shall
remain UL listed and bear the
appropriate marking
page24/40