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Lock-Top II Chimney Damper | Multiple Sizes for Easy Installation Hover to magnify
Chimney / Fireplace Dampers

Lock-Top II Chimney Damper 13 x 13

$399.95 Regular price$402.44

Ships free. Every size here is over the $100 threshold.

  • Leaves the warehouse in 1 to 2 business days. Estimated delivery Wed 16 Sep to Tue 22 Sep to the lower 48.
  • Free shipping over $100. Orders under $100 ship for a flat $9.95.
  • 30 days to return it, no restocking fee. Most of this trade gives you 15 days and charges you to send it back.

Not sure which size fits? Call 518-361-3972 and we will check it with you. Mon to Fri, 9 to 5 Eastern.

From the product record

Product details

  • Lock-Top II Chimney Damper – Available in Multiple Sizes for a Perfect Fit
  • The Lock-Top II Chimney Damper is the ultimate solution for enhancing your chimney’s energy efficiency while keeping out rain, snow, animals, and debris. Fully assembled and easy to install, this top-mounted damper is designed to provide a tight, energy-saving seal for your chimney. Available in a variety of sizes with 3/4" or 5/8" mesh screens, the Lock-Top II ensures a custom fit for any flue opening.
  • Key Features of the Lock-Top II Chimney Damper
  • Fully Assembled for Easy Installation
  • Comes pre-assembled and ready to attach to the top of your flue using the included silicone sealant.
  • Control Cable for Easy Operation
  • A 30-foot cable drops down the flue and mounts in your firebox, allowing you to open and close the damper effortlessly with the included control handle.
  • Sweeps Ring for Easy Maintenance
  • The included Sweeps Ring allows for quick removal of the damper during chimney cleaning or maintenance.
  • Weather and Draft Control
  • The Lock-Top II provides a secure, airtight seal, preventing drafts, energy loss, and unwanted debris from entering your chimney.
  • Benefits of the Lock-Top II Chimney Damper
  • Energy Efficiency: Reduces energy loss by sealing your flue when the chimney is not in use.
  • Custom Fit: Wide range of sizes to accommodate any flue dimension.
  • Weather Protection: Keeps rain, snow, animals, and debris out of your chimney.
  • Easy Installation: Fully assembled with included silicone sealant for a hassle-free setup.
  • Durable & Reliable: High-quality materials ensure long-lasting performance.
  • How to Install the Lock-Top II
  • Mount the Damper: Attach the Lock-Top II to the top of your flue using the included silicone sealant for a secure fit.
  • Run the Cable: Drop the 30-foot cable down the chimney and mount it inside the firebox.
  • Control with Ease: Adjust the cable length and use the control handle to open and close the damper from inside the firebox.
  • Choose the Right Size for Your Chimney
  • The Lock-Top II Chimney Damper is available in multiple sizes with 3/4" or 5/8" mesh screens, ensuring the perfect fit for your flue. Select the size that matches your chimney dimensions and enjoy the benefits of energy savings, weather protection, and easy operation.
  • Order Your Lock-Top II Chimney Damper Today!
  • Protect your chimney and improve your home’s energy efficiency with the Lock-Top II Chimney Damper. Available in a variety of sizes to meet your needs, this top-mounted damper is durable, easy to install, and backed by free shipping and guaranteed pricing.
  • [Shop Now]
$399.95 Lock-Top II Chimney Damper 13 x 13
Free shipping over $100Lower 48, $9.95 under
30-day returnsMoney back, no restocking fee
Ships in 1-2 daysFrom our own warehouse
Sizing help by phone518-361-3972, Mon-Fri 9-5
Every order, every product

Ordering, shipping and returns

Shipping

Free across the lower 48 on orders over $100. Under $100 is a flat $9.95. Orders leave the warehouse in one to two business days.

Returns

30 days from delivery, money back, and no restocking fee. Send it back by mail. Wrong size is the most common reason and it costs you nothing to fix.

Talk to someone

Call 518-361-3972, Monday to Friday 9 to 5 and Saturday 9 to 12 Eastern, or email info@chimneydirect.com. We will check a measurement with you before you order.