Universal Silicone Mapei Mapesil AC-120 310 ml
Mapei Mapesil AC-120 — universal black acetic silicone sealant (310 ml)
One-component, acetic-curing, mould-resistant silicone sealant designed to form perfectly elastic seals and to seal joints with substantial movement (±25% according to EN 15651).
Key Benefits
- One-component system for straightforward application without mixing.
- High elasticity — designed for joints with ±25% movement per EN 15651.
- Universal use across multiple industries and joint types.
- Black colour for dark finishes and contrast masking.
- Reliable elastic seal between building and industrial elements.
Mould-resistant formulation — suitable where hygiene and aesthetics matter.
Applications
Intended for sealing and creating elastic joints in construction and industrial settings.
- Machine building and equipment assembly.
- Shipbuilding joint sealing.
- Automotive industry seals and fittings.
- General manufacturing and production assembly.
Sealing construction joints and connections.
What to Consider When Choosing
- Confirm required joint movement capacity — product supports ±25% per EN 15651.
- Choose the black colour if it matches the intended finish.
- Ensure mould-resistant properties are needed for the application environment.
- Match cartridge volume (310 ml) to the scope of the job.
Verify substrate compatibility with an acetic (vinegar-smelling) curing silicone.
Specifications
- Acetic acid (acidic) cure type.
- Mould-resistant (hallituskindel).
- Colour: Black.
- Product: MAPEI Mapesil AC-120, universal silicone.
- Volume: 310 ml.
- Movement capability: ±25% (EN 15651).
One-component silicone sealant.
Why Buy from SityPro
- Transparent price and product details to compare options fast.
- Fast delivery options to Estonia and Finland.
- Expert customer support to help choose the right sealant for your job.
- Convenient ordering and secure payment for professional and DIY buyers.
Buy online easily at SityPro with clear product features and application information.
Description provided by sitypro.com
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Frequently asked questions about the UNIVERSAL SILICONE MAPEI MAPESIL AC-120 310ML
What is UNIVERSAL SILICONE MAPEI MAPESIL AC-120 310ML?
UNIVERSAL SILICONE MAPEI MAPESIL AC-120 310ML is a one-component acid (acetoxy) mould-resistant silicone sealant for sealing joints with movement up to ±25% per EN 15651, suitable for construction, marine, machinery and automotive sealing applications.
What types of joints is MAPEI MAPESIL AC-120 310ML suitable for?
MAPEI MAPESIL AC-120 310ML is suitable for movement joints with up to ±25% joint movement of original size; commonly used for panel joints, window and door perimeters, and various construction and industrial connections.
What colours are available for MAPEI MAPESIL AC-120 310ML and what colour is this item?
The product description lists the colour as Black. This specific SKU A142956SP is shown in black; other colours may exist but should be checked separately.
Is this silicone suitable for outdoor use and weather exposure?
MAPEI MAPESIL AC-120 310ML is an elastic construction sealant suitable for outdoor joints with up to ±25% movement; as an acetoxy cure silicone with mould resistance, check manufacturer guidance for extreme weather or exposure conditions.
Can this sealant be used in bathrooms and kitchens against mould?
Yes. MAPEI MAPESIL AC-120 310ML is described as mould-resistant, making it suitable for sealing joints in bathrooms and kitchens that require mould protection.
Is this silicone suitable for sealing glass and window frames?
Yes. MAPEI MAPESIL AC-120 310ML can be used for sealing glass and window frame joints provided the joint movement does not exceed ±25%.
What is the tube volume of MAPEI MAPESIL AC-120 310ML and does it fit a standard caulking gun?
The volume is 310 ml as stated in the name, and the cartridge is compatible with standard manual or pneumatic caulking guns designed for 310 ml cartridges.
Is this sealant compatible with materials: metal, wood, ceramic and plastic?
MAPEI MAPESIL AC-120 310ML is generally compatible with metal, wood and ceramic. Adhesion to some plastics can be uncertain; perform a test application because acetoxy silicones do not always bond to certain plastics.
Does this sealant comply with EN 15651 and what does that mean in practice?
Yes — the description states compliance with EN 15651. In practice this means the sealant is tested for use in exterior and interior movement joints (e.g. windows, facades) with specified movement and elastic performance.
How does MAPEI MAPESIL AC-120 310ML differ from other MAPEI silicones?
MAPEI MAPESIL AC-120 310ML is an acetoxy one-component mould-resistant silicone approved to EN 15651 for ±25% movement. Differences versus other MAPEI silicones include cure type (acetoxy vs neutral), colour options and intended applications (sanitary, façade, industrial, etc.).
Where to buy Universal Silicone Mapei Mapesil AC-120 310 ml?
You can buy Universal Silicone Mapei Mapesil AC-120 310 ml in our online store for 10.24€. Category: Silicones.
What is the price of Universal Silicone Mapei Mapesil AC-120 310 ml?
The current price of Universal Silicone Mapei Mapesil AC-120 310 ml is 10.24€. Brand: MAPEI.
Universal Silicone Mapei Mapesil AC-120 310 ml — specifications and description
Model: 000-475289ASP. Category: Silicones. Brand: MAPEI. Price: 10.24€.
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