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Lead Wool, a form of caulking lead, consists of long, fine strands of chemical-grade lead twisted into 5/8” rope for use in various applications.


Lead Wool Caulking from an Industry Leader


We are the largest company manufacturing processed lead products (excluding batteries) in the U.S. Our products are used across the country in an enormous variety of applications. No matter what you are looking for, if it’s a lead-based product then we can meet your needs. With significant capacity, we are easily able to fill high volume orders, as well as more run-of-the-mill requests. Our cold packing is available in 5 lb bags, 50 lb cartons of ten 5 lb bags, or 50 lb bags. To be clear: 2-½ ft. of the material weighs about one pound. Mayco’s lead wool is certified to meet Federal Specification QQ-C-40.


Caulking Lead with Fast Delivery Times


If are need caulking lead in a hurry, we can get your products to you fast, offering expedited delivery on our complete range. Because of our size, we are able to keep stock levels high, which means we can almost invariably meet your volume requirements instantly. We are used to working with customers with tight deadlines or a strict schedule: whether you need a one-off order or a regular supply of products, our team can respond flexibly to your requirements.

Lead Wool Suppliers That Offer a Custom Service


If you need a customized lead product, we can create it for you. The majority of our products are available in a variety of sizes or formats, but if you want something unique, just tell us what you need and we can create a suitable solution.


Leading Lead Product Provider Offering Lead Wool Caulking and Many More Items


When it comes to lead products, we’ve got it covered. If you want to work with a respected market leader with the capacity to provide top-quality products at competitive prices, it’s time to give us a call at (800) 749-6061 to see what we can offer.


Call for information about Leaded T’s and Lead Wedges.

Mayco operates three manufacturing plants and
five distributions centers in all regions of the United States.

We have an experienced workforce with a strong safety record
ready to help you.