White "small job" silicone sealant
- Manufacturer: Various
- Product ID: Various
The "small job" tubes are much easier to use than the professional's tubes that need a gun to drive them.
Indicative Pricing With Allowance for P&P
You should find these as cheap as £2 each on eBay
Full size tubes are fine as well if a bit unwieldy. Just check that it's white not clear.