DOWSIL™ 688 Glazing and Cladding Sealant

What is DOWSIL™ 688 Glazing and Cladding Sealant?

One-part neutral cure silicone sealant designed for a wide range of glazing, weathersealing and professional caulking applications. It will bond to form a strong weatherproof seal on most common building materials.

Uses

DOWSIL™ 688 Glazing and Cladding Sealant is a one-part neutral cure silicone sealant designed for a wide range of glazing, weather sealing and professional caulking applications; will bond to form a strong weatherproof seal on most common building materials

Benefits

Adheres to a wide range of building materials and finishes
Neutral cure; will not corrode galvanized/zinc-coated steel or attack concrete
Excellent resistance to weathering, ultra-violet radiation, vibration, moisture, ozone, temperature extremes, airborne pollutants, cleaning detergents and many solvents
Long life reliability
Meets International Standards such as CNS 8903, BS 5889, BS EN ISO11600 20LM
Strong elastic seal capable of withstanding movements up to ± 25% of original joint width
Non-slumping; can be used in vertical and overhead joints
Easy to use – one part, no mixing required
Can be applied in any season
Good weatherability – it is virtually unaffected by sunlight, rain, snow, ozone or temperature extremes
Easy to use
Bonds to most common construction materials without use of primer
Excellent recovery from extension and compression
Ease of application – ready to use as supplied

Properties

Application Benefits
Resistance Type	Ozone Resistance, Thermal Resistance, UV Resistance
Temperature Range	-20 to 120 °C

Product Use and Formulating
Cure System	1-Part Cure
Cure Type	Neutral Cure
Where Used	Job Site
Working Time	10 Minutes

Typical Properties
Appearance	Opaque, Translucent
Chemistry	Neutral
Movement	Medium
Number of Parts	One Part
Shelf Life	360 Days
Substrate	Non-porous

DOWSIL™ 688 Glazing and Cladding Sealant

What is DOWSIL™ 688 Glazing and Cladding Sealant?

Uses

Benefits

Properties

Application Benefits

Product Use and Formulating

Typical Properties

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