

Teak Decking Systems
TDS SIS 440 Teak Deck Caulking
One-part, primerless, neutral-cure teak deck caulk that cures to a tough, flexible rubber. Cartridge or sausage.
Available sizes
- Cartridge / White
- Cartridge / Grey
- Sausage / White
- Sausage / Grey
We use and supply this product. Ask us about availability, the right product for your job, or having our team apply it.
About this product
SIS 440 is Teak Decking Systems' top-selling caulk and used on every teak deck they build. It is a one-part, paste-like, neutral-cure formula that needs no primer: moisture in the air cures it into a tough, flexible rubber. The neutral cure is non-corrosive.
Options
- Cartridge: white, grey
- Sausage: white, grey
Prepare the seams
Ask about TDS SIS 440 Teak Deck Caulking – we usually reply within one working day.
Price, availability, the right size for your job, or how to apply it – our team will get back to you.


