Features March 2019 Issue

Chlorine and Caulk Don’t Mix

While interviewing boat maintenance professionals for background information preferences, several quipped that in reality, they replace far more caulk because itís mildewed than because it has failed or stiffened. They seemed to favor either 3M 4000 UV or Sika 291 for exposed uses, because they leave a smooth finish and resist mildew. When we asked about strength and bonding on-deck, they referred us back to the mildew problem. Thatís what causes most of their call-backs. (Below the waterline, where looks donít matter, they favored 3M 5200 or Sika 291.)

To continue reading this article, you must be a paid subscriber.

Subscribe to Practical Sailor today and save 42%.

Here's what you'll get:

  • Immediate access to this article.
  • Access to more than 2,000 Practical Sailor articles like this.
  • Each new monthly issue delivered to you.
  • Recommendations of the best electronics for your boat.
  • Money- and hassle-saving tips for finding your dream boat.
  • Help installing new equipment and gear so you'll get it done right the first time!
  • Ratings on the newest paints, coatings and materials to keep your boat ship-shape.

Your satisfaction to Practical Sailor is guaranteed. Subscribe today to see why hundreds of thousands of sailors trust us as their #1 source of boating information.

 

Subscriber Log In

Forgot your password? Click Here.
Already subscribed but haven't registered for all the benefits of the website? Click here.