Professional Construction Products

Developing high performance construction products through extensive research and testing.

Adiseal Ltd

Professional Construction Products

Adiseal develop high performance construction products like the best adhesive sealant, best metal drill bit and best masonry drill bit. Our products are designed by experts in the field and trusted by professional installers, maintenance, construction workers, trades people & DIY users.

Adhesive and sealant. Best in independent test.

Best Metal Drill Bit

Introducing Adiseal Ultimate metal drill bit, the fastest and most durable metal drill bit. In our test drilling into stainless steel it drilled faster and drilled more holes than any other drill bit. It beat the best drill bits from the top 3 worlds biggest brands combined. Competitor drill bits it beat include metal cobalt drill bits from Milwaukee cobalt red, DeWalt Extreme cobalt, Bosch cobalt & Makita.

Drill bit for metal test results chart

Also in the Adiseal Ultimate range is the fastest masonry drill bit & multi material drill bit. It drills faster and drills more holes than any other masonry or multi material drill bit when drilling without hammer function. It can drill brick, drill concrete, wood, plastic and other building materials.


Adiseal beats competitors in independent test

In an independent adhesive strength test by Ultimate Handyman, Adiseal easily stronger than competitor products finishing over 3 times stronger then the next best product.

Strongest adhesive sealant proven by an independent test. Test results chart.

Video of independent construction adhesive strength test

Strongest construction adhesive test carried out by Ultimate Handyman

“That is actually unbelievable!”

Ultimate Handyman



Testimonials & some comments on the: Grab adhesive tests 2017, video on YouTube

  • That Adiseal is phenomenal!
  • That Adiseal is some stuff though, definitely need to get some of that bought!
  • I instantly went looking for Adiseal!
  • Need to get my hands on some of that to try out.
  • Looks like a cracking product.
  • Having used the two most expensive brands on numerous occasions, I’ll be trying out the others, especially the Adiseal.
  • Adiseal certainly surprised me in this test!
  • Fantastic tests. It’s unbelievable that Adiseal test with the hardwood.

Adiseal vs CT1 sealant and adhesive

Adiseal is better & than CT1 sealant and adhesive. For more details on how Adiseal is better than CT1, visit the CT1 sealant adhesive page.

  • Adiseal adhesive has stronger grab than CT1 adhesive.
  • Adiseal sealant has stronger mould resistance than CT1 sealant.
  • Clear Adiseal sealant stays clear in water whereas CT1 sealant clear turns white in water.
  • Adiseal has been shown to be the strongest adhesive in an independent adhesive strength test.
  • As well as Adiseal being better than CT1 in numerous ways, Adiseal is also lower priced than CT1.

If you’re looking for a CT1 alternative, Adiseal doesn’t just aim to equal CT1 but Adiseal has proven in numerous tests to outperform CT1 adhesive sealant.

Other News

In a test to compare clear sealants in water, a popular clear sealant and adhesive from a competitor turned white. Adiseal Ultra Clear was the only product to stay clear in water.

Clear sealant in water comparison. Adiseal has stayed clear whereas the popular competitor product, *** sealant and adhesive has turned white in water.
Adiseal vs *** sealant and adhesive.

clear construction adhesive test in water
Clear sealant test results in water. Adiseal stayed the most clear.

In a mould resistance test, the popular brand sealant and adhesive from the same competitor as above became mouldy. Adiseal adhesive & sealant remained mould free.

Anti mould sealant & mould resistant sealant comparison test result.
Adiseal vs *** sealant and adhesive.

As well as Adiseal adhesive and sealant having stronger mould resistance than the popular brand product, Adiseal also has stronger colour protection.

More Information

Most Adiseal product are multipurpose and will outperform dedicated products from other manufacturers. For more information on how to use Adiseal products for specific applications, click on the links below.

Best mirror adhesive

Best adhesive on concrete

Best construction adhesive

Glue metal to wood

Glue for plastic to metal

Stick stone

Underwater sealant

Glue for brick

Waterproof sealant

Clear sealant

Black sealant

Grey sealant

Brown sealant

PVC adhesive

Wet sealant

Marble adhesive

Gap filling adhesive

Flexible adhesive

Instant grab adhesive

Outdoor sealant

Lead sealant

Gutter sealant

Strongest adhesive

Best adhesive

Strong sealant