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PITCHED ROOF

DuPont™ Tyvek® Supro / Supro Plus

The market leading breather membrane:       •	Durable (see independent test
•	Available with integrated                   results at www.tyvek.co.uk)

  tape: Supro Plus                          •	For all supported and unsupported
•	BBA certificate: 08/4548                    pitched roof applications -
•	Windtight, unrestricted use                 warm, hybrid and cold roofs

  for BS 5534:2014                          •	For Scottish sarking board systems
•	4s month UV stable                        •	For low pitched metal roofs,
•	No ventilation required
                                              wall and floor applications

•	Extremely water-resistant                  Code    Description
•	 Air tight                                2495980    1 x 50m

•	 Vapour-permeable                         2495981  1.5 x 50m

•	Providing superior air and moisture
  management for commercial
  and residential buildings

DuPont™ AirGuard® Smart                     •	Very robust - offering versatility in
                                              site work - Airtight- Transparent
•	An innovative membrane with                 allowing the timber members to
  variable sd-value which adapts              be easily located for fixing -
  for superior drying out potential
  and humidity protection.                  •	CE-conformity for vapour
                                              control layer (EN 13984) Type
•	Extreme Sd Value range from 0.05 m          B - Reaction to Fire: Class E
  to more than 30 m, therefore highly
  adaptable: one of the widest vapour       Code Description
  resistance spans known in the market.
                                            2496108  1.5 x 50m
•	Combines drying-out and vapour
  control function in one layer. High
  drying-out potential = high protection
  against structural damage High
  tensile strength offering superior
  insulation support/retention

DuPont™ AirGuard® Control

•	A mechanically robust AVCL for            •	CE-conformity for vapour
  airtightness and limited humidity           control layer (EN 13984) Type
  protection in roofs, walls and ceilings.    A Reaction to Fire: Class E

•	BBA certificate: 08/4548 & 90/2548        •	Reduces convective heat losses
•	Limited vapour transmission               •	Reduces risk of condensation
•	Airtight and water resistant
•	Superior mechanical strength                into the insulation
•	Good mechanical strength                  •	Water vapour transmission (Sd) 5m

                                               Code Description

                                            2496000  1.5 x 50m

DuPont™ AirGuard® Reflective

•	An AVCL for normal to extreme interior    •	Reduces heat losses by increasing
  humidity climates that enhances             of R-value of the construction
  thermal insulation performance.
                                            •	Considerably reduces risk of
•	BBA certificate: 08/4548 & 90/2548          condensation into the insulation
•	Extreme vapour resistance
•	Airtight and water resistant              •	Reduces convective heat losses
•	Reflects ca. 95% of radiant heat          •	CE-conformity for vapour
•	Superior mechanical strength (grid)
•	Reaction to Fire: Class E                   control layer (EN 13984)

                                             Code    Description
                                            2495999   1.5 x 50m

DuPont™, Tyvek® and AirGuard® are trademarks or registered trademarks of E.I. du Pont de Nemours and Company or its affiliates. Photo credit: DuPont.

                                                     ROOFING – ISSUE 1                                                                                 11
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