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WS Flash 

Flashing Tape FF

WS FLASH is a patented, 30-mil thick, self-sealing, self-healing composite membrane of polyester fabric and rubberized asphalt.

WS FLASH is compatible with Finestone Base Coats and Finestop.

WS FLASH is supplied in rolls, on release paper, for easy application.

 

Features Benefits
Self-sealing, self-healing

Maintains a seal when penetrated by fasteners

Finestop and Finestone Base Coats can be applied to polyester face

Use as part of adhesively applied EIFS

Supplied in rolls on release paper

Easy application
Literature Downloads
Product Bulletin
Technical Bulletin -
Air/ Water-Resistive
Barrier Guidelines
 
Uses
WS FLASH is used as a combination air and weather barrier and/or flashing at sills, rough openings, deck framing, etc.
It is also used as an air/weather barrier over primed, approved sheathing joints. Finestone Base Coats and FINESTOP can be directly applied to the polyester fabric side of the WS FLASH membrane.
It is also used as an expansion joint seal over FINESTOP
With the FLASHING PRIMER, it is used over the following acceptable substrates: (Wood framing Note: Do not apply WS FLASH on wood that has been treated in any way.)
  1. ASTM C1177 type sheathings, including DensGlass™ exterior sheathing, e2XP™ sheathing, GlasRoc® sheathing, Securock™ glass-mat sheathing, Weather Defense™ Platinum sheathing, GreenGlass® sheathing

  2. Water-resistant core gypsum sheathing (ASTM C79/ASTM C1396)
  3. Cement-board (ASTM C1325 Type A Exterior)
  4. Masonry
  5. Exposure 1 or exterior plywood sheathing
  6. Exposure 1 OSB
It can also be used without Flashing Primer to:
  1. Steel framing
  2. WS FLASH (itself)
  3. FINESTOP
   
Packaging Coverage
WS FLASH 4:
10.2 cm x 30.5 m
(4" x 100')
9 rolls per carton
WS FLASH 4:
274.3 Lin m (900 Lin ft)
per carton
WS FLASH 9:
22.9 cm x 30.5 m
(9" x 100')
4 rolls per carton
WS FLASH 9:
121.9 Lin m (400 Lin ft)
per carton
DisclaimerCreditsData ProtectionCopyright 2008 BASF SE
BASFCC.Moss.Core.wsp 1.0.0.1 - S:38 T:5/16/2012 10:58:24 PM