This is a very good question to ask prior to purchasing, as there is a best before date on these, and it is not recommended to use after this date.
Sikaflex 512 Caravan sealant is an all purpose adhesive and caravan sealant, designed for the build and repair of all leisure vehicles i.e. caravans, motorhomes, camper vans and trailers. This come is a 300ml cartridge, with a curing time for 2.5 to 4mm thick between 24 and 48hrs at +23 degrees Celsius, depending on the absolute air humidity.
If using for re-beeding firstly remove the old sealant before applying the new, remove excess sealant with Sikaflex remover.
Good weathering and ageing resistance
Good work ability performance
High fungicidal resistance
Very low voc and solvent free
Silicone and PVC free
These products Sikaflex 512 and 221 are mainly for the Leisure Vehicle Industry, but they also produce other products for the construction trade.