A faster, easier and reliable performance

SikaMembran®-200 FSA - External Airtight Breather Membrane

  • Fire classification: Class B-s1, d0 according to BS EN 13501-1:2007+A1:2009 *
  • Self adhesive
  • Vapour permeable
  • Water resistant
  • Can reduce wall thickness and may negate VCL requirement internally [take the WUFI challenge!]
  • Tested and trusted
  • Sika support


* Tested over 12mm calcium silicate / fibre cement board according to BS EN 13823:2010. Please refer to the product datasheet for more information.


Fill in the form and we will send you more information

Please note that we may use the personal user data that you provide through this form for the following purposes: a) to provide you with a login and/or to give you access to the requested services (which can include product information and support, etc.) b) to advertise and market to you concerning our products and services. We may engage external service providers, who act as our data processor. For information concerning the DATA PRIVACY COMMITMENTS of Sika and a point of contact to execute your PRIVACY RIGHTS in the context of this form, please refer to our privacy notice. By accepting this disclaimer, you confirm to have read and understood Sika’s privacy commitments.

External Airtight Breather Membrane