You have successfully added an item to your cart. View Cart

Lock Top

10" Lock-Top Round-Square Adaptor For Round Flue Tiles - DLTRS10

Item: COP09418

Out of stock

  • Not for use with air-insulated factory-built chimneys
  • Includes all necessary components for install
  • Easy to install
  • Capable of withstanding high heat
  • Superior strength and protection
  • High-quality finish
  • Secure, tight connection prevent leaks and drips

This adaptor slips inside the round flue opening, and the damper is attached to the square (top) of the adaptor. Helps your damper create a snug, secure fit to your chimney.

WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to

Lifetime Warranty