Tremco® 830 is a one-part, thermoplastic elastomer that provides a high-performance, flexible seal in glazing and siding applications.

Available colours: Clear, White

Basic Uses

• In glazing applications, Tremco 830 is used for face bedding, cap beads and sealing miter joints in window profiles.
• For siding applications, use with sill trim, flashings, fascia, J-trim, F-channel, and crown molding.
• Also used for sealing the perimeters of wood, PVC, and aluminum residential windows and doors.

Features and Benefits

• Wide range of colors to match the popular siding and window tints.
• Fast skinning, fast cure through.
• Easy gunning.
• Excellent weather and UV resistance.
• Can be painted with latex paint.

Application

• Apply Tremco 830 with conventional caulking equipment filling the joint from the bottom first.
• Immediately tool the sealant with a spatula to ensure intimate contact with the joint walls.
• Dry tooling is always preferred, although xylene can be used in limited amounts to slick the spatula if needed.
• For window and door perimeter fillet bead applications, a 1/4" minimum surface area is recommended.