3M FC4000 UV Marine Adhesive/Sealant, 10 oz Cartridge

from

I recently refinished a sailboat using 4000UV for most deck fittings, and while I don't yet have any leaks (4yrs later), the caulk that is exposed to the elements is falling into little pieces. Thi...

from pbgrace

Application by professional boat painter in boatyard in May 2018 while out of the water. He used it to seal the seam between our rub rail and hull. It was Yellowed, mildewed/moldy within 2 months a...

from Fireman1500

I previously had good luck with 4200 and 5200 and decided to purchase a large tube of 4000. I am a little disappointed (based on the price of the product) that the tube burst in the gun and the pr...

from JCLe

We restored our Boston Whaler last summer and sealed out the deck plate and removable gas tank cover. Not even a year has passed and it is already cracking. So we started to remove the 4000 and fou...

from Colwyn

Bought 4 tubes fron large US marine store. Have used part of first tube and after two days it is still soft and sticky. Hoping it will cure before becoming contaminated with dirt etc. Dissapointin...