Description
A one part, neutral cure, architectural grade sealant designed for general weathersealing. It easily extrudes in any weather an quickly cures at room temperature to produce a durable, flexible silcone rubber seal.
Uses
- DOWSIL™ 789 Silicone Weatherproofing Sealant is a specified, premium performance weather sealing product specifically designed for general glazing and weather sealing in curtain wall and building facades
Benefits
- Easy of use – all temperature gunability
- Primerless adhesion – upon curing will form a strong bond to most common building components without the use of a primer
- Long-life reliability – cured sealant stays elastomeric from -50°C to 150°C without hardening, cracking or becoming brittle under normal weather conditions
- Low Modulus – with extension/compression capability up to ±50% of original joint width
- Excellent weatherability, virtually unaffected by sunlight, rain, snow, ozone
- Ease of application – ready to use as supplied
| Typical Properties | |||||||||
| Adhesion to | Anodized Aluminum, Concrete, Enamelled and Reflective Glass, Fluorocarbon Coated Aluminum, Glass, Heat Strengthened Glass, Low E Coated Glass, Metal Panels, Polyester Powder Coated Aluminum/Steel, Stainless Steel | ||||||||
| Appearance | Opaque, Translucent | ||||||||
| Chemistry | Neutral | ||||||||
| Color | Black, Bronze, Clear, Green (Catalyst), Grey, Ivory, White | ||||||||
| Movement | Medium | ||||||||
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