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Bostik Professional S41 - Glazing Silicone Sealant - Neutral Silicone

Name: Bostik Professional S41 - Glazing Silicone Sealant - Neutral Silicone
Brand: Bostik Ltd
SKU: n7yoMx9YTAk4rmFx5xgndm

Verified by manufacturer 4 months ago

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Third party certifications:

Professional grade neutral cure silicone for glazing and frame. Meets BS EN 15651:2017 Parts 1 and 2; façade and glazing joints.

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Application

Neutral cure, low odour silicone sealant for perimeter sealing of glazing and frame joints.

Professional grade neutral cure silicone for glazing and frame.

Features and benefits:

Meets BS EN 15651:2017 Parts 1 and 2; façade and glazing joints.
Low modulus.
UV and weather resistant.
Interior and exterior use.
Mould-resistant, low shrinkage formula with high elasticity to accommodate movement in glazing joints (up to 25% movement accommodation).
It is suitable for both vertical and horizontal joints and is suitable for most building materials, including PVC-U and polycarbonate profiles, along with porous and non-porous surfaces.
Supplied in a post-consumer recycled (PCR) cartridge.
Certified to GEV-EMICODE® EC1+ for very low emissions. (Clear version certified to EC1).

Color	White Clear Brown Grey Guidance for specification option: Anthracite.
Finish	Silicone
Material	Silicone
Shape	Formless

Uniclass	Pr_30_31_76_33 Glazing compounds and sealantsPrimary
CAWS	L40/496 U-profiled double-glazing L40/495 U-profiled single-glazing L40/381 Bead-fixed insulating glass units L40/380 Bead-fixed insulating glass units L40/372 Bead-fixed insulating glass units L40/350 Bead-fixed single-glazing L40/330 Bead-fixed single-glazing L40/310 Bead-fixed single-glazing L40/250 Bead-fixed single-glazing L40/230 Bead-fixed single-glazing L20/820 Sealant joints L20/80 Sealant joints L10/810 Sealant joints L10/75 Sealant joints

Product range	Professional Grade Sealants / Glazing and Frame

Standard	Meets BS EN 15651:2017 Parts 1 and 2.
Third-party certification	GEV EMICODE® EC1 Plus; CE and UKCA Marked.
Class	BS EN 15651-1: F-EXT-INT-CC 25LM BS EN 15651-2: G-CC 25LM.
Material	2-Pentanone oxime - unfilled; silicone base.
Colour	Clear (30623107).
Fire performance	-
Fire resistance	No fire resistance.
Reaction to fire	Class E.

Form	Soft gunnable paste.
Odour	Mild - almost odourless.
Shore A hardness	Approx. 15.
Shelf life	Up to 18 months. Guidance for specification option: Consult manufacturer for details.
Modulus at 100% elongation	0.25 N/mm².
Application rate	130 g/minute.
Application temperature	+5 to +40°C.
Curing time	2–3 mm per 24 hours.
Density	1.02 g/mL.
Elongation at break	500%.
Joint movement	25%.
Skin formation at 23°C and 50% Relative Humidity (RH)	9 minutes. Guidance for specification option: Always tool sealant within the given skin formation time frame.
Temperature resistance	-40 to +120°C.
Tensile strength	1.2 N/mm².

Contains Red List materials	No
Country of material origin	Europe
Country of product manufacture	Europe
Embodied carbon A1-A3 (production stage) as defined in BS EN 15804	6.82 kg CO₂ eq/kg
Recyclability	For disposal instructions see separate Health and Safety Data Sheet for BOSTIK S41 SILICONE, available at www.bostik.com/uk