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SWS OUTSIDE - WEATHER RESISTANCE

The primary function of SWS OUTSIDE products is to protect the window or door connection joint from external weather conditions. These products ensure a driving rain tight seal to prevent water infiltration, while remaining vapour permeable to allow internal moisture to escape. They also provide air- and wind-tightness, preventing drafts and uncontrolled air movement caused by outside pressure.

Soudal Window System Liquid Membranes Outside

LIQUID APPLIED MEMBRANES

Liquid membranes are a liquid-based coating that cures to form a rubber-like waterproof and airtight membrane for connection joints. Part of the SWS system, Soudatight Hybrid & Soudatight WP are high performance products developed for exterior sealing of window and door connections. These specialist liquid applied membranes are ideal for achieving an airtight and waterproof seal of any joint or connection in construction. The Soudatight product range consists of multiple pack formats, ensuring suitability for any size of project or application type (e.g. spray, brush or gun applied). 

SWS Soudatight Hybrid Liquid Membrane

SOUDATIGHT HYBRID

Soudatight Hybrid is a high-performance sealant for both internal and external use, forming a seamless, elastic membrane that is vapour permeable, airtight, and driving rain tight. It’s ideal for sealing joints, penetrations, and surfaces—excluding roof applications. The product allows for quick and easy application, either in beads or as a spray coating. Apply using the Jetflow 3 Foil Bag spray gun for best results.

  • Airtight 
  • Driving rain tight
  • Seamless, highly flexible coating
  • Vapour permeable
  • Stays elastic after curing
  • Can be painted, plastered or taped after drying
  • For outdoor use (indoor use also possible)

 

Soudal Window System Tapes and Membranes Outside

TAPES & MEMBRANES

Multi-functional joint sealing tapes for making airtight connections between vapour barrier foils and all types of building substrates. Soudal’s SWS window tapes offer versions for both internal and external use, with the option of a self-adhesive backing for connecting to the building envelope. The SWS outside tape range consists of two options, with a standard and extra version.

SWS Inside Standard

SWS OUTSIDE STANDARD

SWS Outside Standard window tapes are flexible membranes for vapour-open, air- and rain-tight sealing of exterior window, door, and panel connections. They feature a high-quality self-adhesive strip with a release liner for easy application to window frames. For permanent wall bonding, use Soudafoil 360H. Ideal for durable external sealing.

  • Air-, driving rain and wind tight
  • Vapour permeable: Standard: Sd ≤ 0,06 m
  • UV resistant
  • Flexible and tear resistant
  • Pressure sensitive self-adhesive strip for adhesion to the window frame
  • For outdoor applications
  • Can be plastered and bonded on

 

SWS Outside Extra Tape

SWS OUTSIDE EXTRA

SWS Outside Extra window tapes are flexible membranes for vapour-open, air- and rain-tight sealing of exterior window, door, and panel connections. They feature a self-adhesive strip for window frame bonding and a full-surface adhesive backside, eliminating the need for additional adhesive. Quick, secure, and efficient installation.

  • Air-, driving rain and wind tight
  • Vapour permeable: Sd ≤ 0,72 m
  • 9 months UV resistant
  • Flexible and tear resistant
  • Pressure sensitive self-adhesive strip for adhesion to the window frame
  • Pressure sensitive full-surface self-adhesive back side for adhesion to the wall with 2- or 3-way split liner
  • For outdoor applications
  • Can be plastered and bonded on

 

Soudal Window System Pre Compressed Tapes Outside Application

PRE-COMPRESSED TAPES

Pre-compressed tapes are foam-based tapes that are rolled up and compressed, designed to expand upon application into a joint or gap. This expansion creates an airtight, weather resistant and well-insulated seal between the window frame and the building envelope. Soudal offers a comprehensive range of joint sealing tapes in various dimensions and specification.

SWS Soudaband PRO MF1 Pre Compressed Tape

Soudaband PRO MF1

Soudaband PRO MF1 is a premium multifunctional joint sealing tape meeting DIN 18542:2020 MF1 standards. It provides a complete SWS sealing system in one product: driving rain-tight up to 1050 Pa outside, good thermal and acoustic insulation in the middle, and airtight inside of the joint. Ideal for durable, long-lasting external joinery seals.

  • MF1 according to DIN18542:2020
  • Pre-compressed polyurethane sealant and insulation tape
  • Airtight
  • Driving rain tight up to 1050 Pa
  • Weatherproof & UV resistant
  • High performing thermal insulation
  • Exceptionally good acoustic insulation properties (RS,W 64 dB)
  • Vapour permeable: high joint drying potential
  • Self-adhesive backing (= installation aid)
  • Suitable for interior and exterior use
  • Suitable for joint widths of up to 30 mm
  • Non-staining properties on window frame and joint surfaces
  • Very low emission: EC1 Plus

 

Soudal Window System Soudaseal 215LM

SEALANTS

A sealant is a substance used in construction to seal joints between building materials, such as window and door connections. Sealants are an important part of the building envelope, with a wide diversity of sealants available on the market, each with very specific charateristics and properties. As a leading expert in sealants, Soudal can always offer the right product for any application.

SWS Soudaseal 215LM Neutral Cure Low MS Polymer Sealant

SOUDASEAL 215LM

Premium low-modulus Hybrid Polymer sealant with extended open time for easy tooling. Adheres primerless to most materials, even damp surfaces, and is safe for sensitive metals. Non-staining on natural stone, UV resistant, and free of isocyanates, solvents, halogens, and acids. Paintable with water-based paints and airtight in the SWS® system.

  • Low modulus hybrid polymer sealant
  • Virtually odourless
  • 100% hybrid polymer with no extension
  • Free of silicone, solvents, isocyanates, halogens & acid
  • Primerless adhesion, even on damp surfaces
  • Independently tested to ISO 11600 F 25 LM
  • Extensive colour range, including RAL® CLASSIC colours
  • Over-paintable with water-based paints
  • ASTM C1248 - No staining on natural stone
  • Airtight when used as part of Soudal Window System - SWS®

 

SWS Silirub MA High Quality Neutral Cure Silicone

SILIRUB MA

Non-staining, neutral cure sanitary silicone for marble and natural stone with anti-fungal protection. Primerless adhesion, highly flexible, and resistant to UV, rain, and chemicals. Ideal for all natural stone applications.

  • Non-staining on porous stones and marble - ISO 16938-1
  • Low modulus neutral cure
  • Virtually odourless
  • 100% silicone with no extension
  • Conforms to ISO 11600 F&G 25LM
  • Primerless adhesion on most surfaces
  • XS1 Fungicide - conforms to ISO 846
  • FDA CFR 21 & 177.2600 (e) & (f)

 

SWS Silirub 2 Neutral Cure Silicone

SILIRUB 2

Premium quality low modulus neutral cure silicone sealant. Very fast skinning time and final cure. 100% silicone, no shrinkage. Thick-bodied and excellent toolability. Primerless adhesion on all common construction materials. High movement capability. Resistant to UV, rain, snow, ozone and many chemicals. High and low temperature resistance.

  • Low modulus neutral cure silicone
  • Virtually odourless
  • 100% silicone with no extension
  • Primerless adhesion on most surfaces
  • Independently tested to ISO 11600 F&G 25 LM
  • Extensive colour range, including RAL® CLASSIC colours
  • Compatible with sealed units

 

Soudal Window System Silirub Colour

SILIRUB COLOR

"A UNIVERSE OF COLOUR" - any RAL® CLASSIC colour can be produced. Low modulus, neutral cure silicone. Virtually odourless. Very fast skinning time and final cure. Thickbodied. Excellent toolability. Primerless adhesion on all common construction materials (glass, plastics, masonry substrates, metals and wood). High movement capability. Resistant to UV, rain, snow, ozone and many chemicals.

  • Low modulus neutral cure silicone
  • Any RAL® CLASSIC colour can be produced
  • Virtually odourless
  • Primerless adhesion on most surfaces
  • Conforms to ISO 11600 F&G 25 LM