This product can be applied underwater? Or does it have to be applied and cured on a dry surface first?

Yes, can applied under water. I got piping that have very small water leaked that is why I bought this one. I applied and it seems it stop the leaked up to now. Hope this helps.

can this be used to repair a cracked skimmer?

I would give it a try. I used to repair a leaky exhaust port on a motor yatch.

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Underwater Magic Underwater Magic Sealant, 290ml/9.8oz Tube, White

Underwater Magic Underwater Magic Sealant, 290ml/9.8oz Tube, White

Product ID: 650429645

Details

Material
Polyurethane
Brand
Underwater
Style
Compact
Item Weight
0.01 Ounces
Item dimensions L x W x H
23 x 5 x 5

⚪Pure white acrylic formula for seamless finish

💧Waterproof sealant for ultimate protection

🛠️290ml compact tube for precise application

¥30399

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💧 Seal the deal with underwater magic – because your gear deserves the best!

MADE IN THE USA - Crafted with quality and reliability, supporting local manufacturing standards you can trust.
DIVE READY DURABILITY - Waterproof sealant that performs flawlessly underwater, ensuring your gear stays protected no matter the depth.
PRECISION APPLICATION - Compact 290ml tube designed for easy, mess-free use—perfect for professionals who demand accuracy.
SEAMLESS WHITE FINISH - Acrylic-based formula delivers a clean, white seal that blends effortlessly with polyurethane materials.
TRUSTED INDUSTRIAL STRENGTH - Ranked #640 in Hardware Sealers, this sealant is a proven choice for serious projects and pros alike.

Underwater Magic Sealant is a 290ml white acrylic waterproof sealant designed for polyurethane materials. Compact and easy to apply, it offers professional-grade protection for underwater camera housings and other gear, ensuring durability and a seamless finish. Made in the USA, it ranks among the top hardware sealers trusted by industry professionals.

Specifications

ASIN	B01NCUU1N1
Best Sellers Rank	#150,109 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #640 in Hardware Sealers
Brand	Underwater Magic
Brand Name	Underwater Magic
Colour	White
Compatible Material	Polyurethane
Country of Publication	USA
Item Dimensions	23 x 5 x 5 Centimeters
Item Form	Liquid, Paste
Item Weight	0.01 Ounces
Item dimensions L x W x H	23 x 5 x 5 Centimeters
Manufacturer	Underwater Magic
Manufacturer Part Number	UWM-01
Material	Acrylic
Material Type	Acrylic
Model	UWM-01
Number of Items	1
Style	Compact
Style Name	Compact
UPC	712190587963
Water Resistance Level	Waterproof

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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