KKC — Keating Koupling-round and oval
- Formed 20-gauge galvanized steel
- Available in specialty metals
- Provides a large butyl-filled integrated sealant pocket to ensure proper sealing
- Available for both KKC round and flat oval duct
- Available in sizes ranging from 10" to 36"
- Provides a connection that is virtually airtight up to 16" S.P.
- Provides a smooth, clean appearance for exposed installation