DOW CORNING® 789 Silicone Weatherproofing Sealant is a one part, neutral cure, architectural grade sealant designed for general weather sealing. It easily extrudes in any weather an quickly cures at room temperature to produce a durable, flexible silicone rubber seal.
Features & Benefits
- Ease 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