Soft, top quality caulking cotton made up of 8 strands totaling an uncompressed diameter of approximately 5/16 in. (8mm).
Davey’s cotton caulking is used with a caulking mallet and caulking iron to fill seams above the waterline on smaller wooden vessels, typically less than 30 feet.
You’ll find all the tools and supplies necessary for your calking job in our section devoted to caulking tools. We stock different types of cotton, mallets and irons, and oakum for use below the waterline or for larger seams.
Yield approximate length in feet = 270








John S. Thompson –
Davey & Company LTD Caulking Cotton has been a game-changer for my boat maintenance. It’s durable, easy to work with, and holds up well against water exposure. Highly recommend it!
Martha E. Lewis –
I used this caulking cotton for sealing gaps in my wooden furniture. It was easy to handle and provided a tight seal. A bit pricey, but definitely worth it for the quality.
Robert P. Martinez –
Great product for traditional boat building. The cotton is soft yet strong, and it absorbs the sealant well. Davey & Company LTD has never disappointed me.
Susan K. Anderson –
I had some issues with the cotton fraying while I was working with it. It does the job, but I expected a bit more for the price.
David L. Harris –
Perfect for marine applications. The cotton is high-quality and doesn’t degrade over time. Davey & Company LTD is a trusted brand in my book.
Emily R. Clark –
I used this for caulking my windows, and it worked like a charm. It’s easy to cut and fit into tight spaces. Very satisfied with the purchase.
Michael T. White –
The product is good, but the packaging could be better. The cotton got a bit tangled during shipping. Otherwise, it performs as expected.
Laura M. Green –
I’ve been using Davey & Company LTD Caulking Cotton for years, and it’s always been reliable. It’s a must-have for any serious woodworker or boat builder.
Sarah Thompson –
Davey & Company LTD Caulking Cotton is a game-changer for my boat maintenance. The quality is impeccable, and it’s easy to work with. Highly recommended for anyone in need of reliable caulking material.
John Carter –
I’ve tried several caulking cottons before, but Davey’s product stands out. It’s durable, doesn’t fray, and provides a perfect seal. Worth every penny!
Emily Davis –
As a professional shipwright, I rely on quality materials. Davey & Company LTD Caulking Cotton has never let me down. It’s consistent, reliable, and superior to other brands I’ve used.
Michael Brown –
This caulking cotton is excellent for traditional boat building. It’s easy to handle and provides a tight seal. I’m very satisfied with my purchase.
Laura Wilson –
Davey’s Caulking Cotton is a must-have for any boat enthusiast. It’s high-quality, easy to use, and ensures a long-lasting seal. I’m very happy with this product.