This 10 x 18 damper and chimney cap combo with flue extension will fit an flush or short flue measuring 10 x 18.
Don't guess. Sizing can be tricky, especially if you are unfamiliar with the product. Take the time to review our sizing charts or contact us at 800 685 8263.
The Chim-A-Lator® Deluxe easily mounts on top of a masonry fireplace flue and is operated by a convenient, adjustable regulator installed on the side wall of the fireplace. It is far more efficient than conventional cast iron dampers and the ideal replacement for old defective dampers. Proven for nearly 40 years to be the most trouble free top sealing damper.
This damper has six different settings which control the amount of draft in order to produce more heat when burning.
Shipping Included. Lower 48 Only.
Lifetime Warranty. Satisfaction Guaranteed. In stock sizes ship within 24 to 48 hours. Out of stock sizes usually build and ship within 7 to 14 days.
Please call to order custom options (5/8 mesh or black powder-coating) or if expedited shipping is required.