🛠️ Seal your deck like a pro — because your boat deserves the best!
Teakdecking Systems SIS440 is a premium 10oz marine caulk cartridge formulated for teak deck seams. This one-part silane polymer cures into a flexible, UV and chemical-resistant rubber compound that resists sagging and corrosion. It’s primer-free, easy to sand, and designed for seams 3-10mm wide, delivering a first-class finish trusted by professionals worldwide. With an 18-month shelf life and ISO 9001 manufacturing, it’s the go-to sealant for marine and wood decking projects.
| Manufacturer | Teakdecking Systems |
| Part number | TDS300WT |
| Item Weight | 283 g |
| Product Dimensions | 5.08 x 5.08 x 28.58 cm; 283.5 g |
| Item model number | TDS300WT |
| Color | White |
| Material | Rubber |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |
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