Sika Sikaflex 291 310ml Black Marine Polyurethane Sealant Adhesive
Description & Specs
Sika Sikaflex-291 in black is a 310ml non-sag, one-component polyurethane sealant formulated for the marine market, curing on exposure to atmospheric moisture.
- Product: Sikaflex-291
- Colour: Black
- Size: 310ml
- Type: 1-component polyurethane sealant
This marine sealant bonds to a variety of substrates and offers good ageing and weathering resistance for use in demanding marine environments. Its elastic properties allow movement without breaking the seal, and the polyurethane formula suits sealing and bonding above deck. Because Sikaflex 291 is a polyurethane sealant that cures with moisture, allow adequate cure time before exposing the joint to heavy load.
More about this product
Sika Sikaflex-291 in black is a non-sag, 1-component polyurethane sealant designed for marine applications, curing upon exposure to atmospheric moisture.
- Specifically formulated for the marine market
- Good ageing and weathering resistance
- Elastic properties allow movement without compromising the seal
- 310ml cartridge in black
Questions & Answers
What colour and size is this sealant?
It is black and supplied in a 310ml cartridge.
Is Sikaflex 291 suitable for marine use?
Yes, Sikaflex-291 is specifically formulated for the marine market.
Is Sikaflex 291 a polyurethane sealant?
Yes, it is a one-component polyurethane sealant.
How does it cure?
It cures on exposure to atmospheric moisture.
Can you apply Sikaflex over existing Sikaflex?
Polyurethane sealants like this can generally be applied over cured Sikaflex; ensure the surface is clean and sound first.
Does it stay flexible?
Yes, its elastic properties allow movement without compromising the seal.
Shipping & Returns
Ships in 1-2 business days from our Australian warehouses
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.
Customer Reviews
Worth every cent
Did a lot of comparison shopping before buying here and I have no regrets. Best price I found anywhere and delivery was fast — 3 days to Melbourne. Product feels genuinely premium, not cheap at all. Packaging was solid too, box arrived in perfect shape. Will be back for more.
Does the job well
SuperSaverAU quality is always reliable and this was no exception. Fast delivery too.
Already bought a second one
Placed the order in the evening and got a shipping notification the next morning. Arrived 2 days later in great condition. Product is well made and does everything it should. Really happy with the whole experience.
Quick delivery to regional QLD
The Sika Sikaflex arrived fast and works perfectly out of the box.
Perfect gift — loved it
Bought this as a replacement for one I have had for years and I am glad I upgraded. The new one is noticeably better. Had a tracking number within a few hours of ordering. Packaging was excellent, nothing damaged. Already told a few mates about this site. Great prices and genuinely fast shipping.
Arrived well packed
The Sika Sikaflex is a solid buy. I was a bit unsure about the size from the photos but it is perfect in person. Delivery was faster than expected. Very satisfied with this purchase.
