Caulks, Sealants & Fillers

32 Oz. Real Tuff Thread Sealant

Lucas-Milhaupt 95060 Sil-Fos 5 Silver-Copper-Phosphorus Alloy 28 Sticks/Tube Sil-Fos 5 is a silver-copper-phosphorus alloy for copper-copper brazing but can also be used to join brass with an appropriate flux (e.g. Handy Flux, Ultra Flux). It is a more...

Metacaulk 1000 is a 1-component, general fire-rated sealant/smoke seal for construction joints & through-penetrations. Cures to elastomeric seal suited to dynamic motion. Stops flames/smoke/hot gas/water moving through joints & through...

25Lb Strip Lead Caulk

Lucas-Milhaupt 95150 Sil-Fos 15 Silver-Copper-Phosphorus Alloy 28 Sticks/Tube Sil-Fos 15 is the preferred alloy for general copper-copper brazing; the phosphorous in the Sil-Fos family serves as a fluxing agent on copper, so no flux is recommended...

Metacaulk 1000 is a 1-component, general fire-rated sealant/smoke seal for construction joints & through-penetrations. Cures to elastomeric seal suited to dynamic motion. Stops flames/smoke/hot gas/water moving through joints & through...