MaryKate® Boat Care Products - On & Off Hull and Bottom Cleaner

   

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Size Quantity Price & availability

1 Gallon

32 oz.

  • Instant action
  • Removes the toughest stains
  • Won't harm gelcoat
MaryKate On & Off Hull and Bottom Cleaner works instantly to remove the toughest waterline stains, algae stains, rust and gas exhaust stains. Use on fiberglass only. Will not harm gelcoat. Made in USA.
Rated 5 out of 5 by 2 reviewers.
Rated 5 out of 5 by Good stuff Sprayed it on and hosed it off boat was clean, doesn't get any easier! October 17, 2013
Rated 5 out of 5 by The easiest ever OMG...so easy to use and fast results! Just wore rubber gloves, brushed it on and sprayed it off with ease. October 7, 2010
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Use over lake

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Can I use this product on my boat hull when it is on a boat lift hanging over the water? Or is is to harsh and hurt/chase away the fish in the area
3 years, 9 months ago
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A: 
if you are in deep water then,OK. Other wise bring to car wash
3 years, 5 months ago
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 - seneca falls,ny
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A: 
yes wait till dry out
3 years, 6 months ago
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 - Medllin,Colombia
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Can you use this on painted aluminum boats or just on fiberglass?
4 years, 3 months ago
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 - New Iberia, LA
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A: 
just fiberglass. Go to a car wash and spray it on and let sit for 30 minutes or so. I go at nite time so I do not bother anyone.
3 years, 5 months ago
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 - seneca falls,ny
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