UNIVERSAL SILICONE MAPEI MAPESIL AC-123 310ml

MAPEI Mapesil AC-123 — Universal silicone sealant in Ancient White (310 ml)

One-component, acetic acid‑cure, mould-resistant silicone sealant designed to form perfectly elastic seals and to seal joints with movement capability of ±25% (EN 15651).

Key Benefits

One-component formula for straightforward application
• Acetic acid curing (äädikhappeline) silicone
• Mould-resistant formulation
• Maintains elasticity in joints with ±25% movement (EN 15651)
• Creates perfectly elastic seals between elements
• Suitable across multiple industries and uses

Applications

Suitable for sealing and elastic joint formation in construction and industrial settings; see application examples below.

Construction joints
• Mechanical engineering components
• Shipbuilding sealing tasks
• Automotive industry joints
• Manufacturing and production equipment

What to Consider When Choosing

Joint movement requirements — compatibility with ±25% movement (EN 15651)
1. Need for mould resistance in humid or sanitary areas
2. Colour matching — Ancient White (old white)
3. Preference for one-component products for easier use
4. Packaging size — 310 ml cartridge

Specifications

Type: one-component acetic acid-cure silicone
• Mould resistance: yes
• Colour: Ancient White (old white)
• Movement capability: ±25% (EN 15651)
• Brand/model: MAPEI Mapesil AC-123
• Volume: 310 ml

Why Buy from SityPro

Clear price and product features listed on SityPro
• Easy to buy online with straightforward ordering
• Delivery available to Estonia and Finland
• SityPro offers product selection focused on construction and industrial needs
• Customer support for questions about application and benefits