Verified by manufacturer 5 months ago
Professional grade acetoxy silicone for façade, glazing and sanitary joints. Meets BS EN 15651:2017 Parts 1, 2 and 3; façade, glazing and sanitary joints.
Acetoxy-based multi-purpose silicone sealant for façade, glazing and sanitary joints. Suitable for sealing joints comprising of painted timber, non-ferrous metals, tiles and baths, basins, shower trays and kitchen worktops.
Meets BS EN 15651:2017 Parts 1, 2 and 3; façade, glazing and sanitary joints.
Professional grade acetoxy silicone. It is a multi-purpose grade, suitable for façade, glazing and sanitary joints.
Features and benefits:
N13/68 Sealant for pointing
N13/580 Sealant for pointing
L40/230 Bead-fixed single-glazing
L40/250 Bead-fixed single-glazing
L40/310 Bead-fixed single-glazing
L40/330 Bead-fixed single-glazing
L40/350 Bead-fixed single-glazing
L40/372 Bead-fixed insulating glass units
L40/380 Bead-fixed insulating glass units
L40/381 Bead-fixed insulating glass units
L40/496 U-profiled double-glazing
L40/495 U-profiled single-glazing
L10/810 Sealant joints
L20/820 Sealant joints
L20/80 Sealant joints
L10/75 Sealant joints
Meets BS EN 15651:2017 Parts 1, 2 and 3.
GEV EMICODE® EC1 Plus; CE and UKCA Marked.
Acetoxy-based - unfilled 100% pure silicone.
BS EN 15651-1: F-EXT-INT-CC 20LM,
No fire resistance.
Reaction to fire
Contains Fungicide XS1 classification.
Soft gunnable paste.
Typical sharp acid.
Shore A hardness
Up to 24 months.
Consult manufacturer for details.
Modulus at 100% elongation
+5 to +40°C.
2 mm per 24 hours.
Elongation at break
Skin formation at 23°C and 50% Relative Humidity (RH)
Always tool sealant within the given skin formation time frame.
-40 to +150°C.
Contains Red List materials
Country of material origin
Country of product manufacture
A1-A3 (production stage) as defined in BS EN 15804
6.82 kg CO₂ eq/kg
For disposal instructions see separate Health and Safety Data Sheet for BOSTIK S21 SILICONE, available at www.bostik.com/uk