Interlux Fiberglass Bottomkote NT

Interlux Fiberglass Bottomkote NT Antifouling Marine Paint

Get the best of both worlds with Interlux Fiberglass Bottomkote NT, a hybrid antifouling paint that combines the durability of a hard coating with the benefits of a slow-polishing ablative formula. Made for long-lasting protection, Interlux Fiberglass Bottomkote reduces paint buildup while maintaining a smooth, fuel-efficient hull. It's ideal for saltwater and freshwater applications, offering excellent coverage and adhesion to fiberglass surfaces. Its innovative technology ensures consistent performance throughout the season, making it a go-to choice for boaters seeking reliable antifouling protection with minimal maintenance. Choose from red, green, blue, or black.

Features:

• Dual resin formulation combines and optimizes the benefits of hard and ablative paints.
• Surface continuously smooths with use, thereby providing a fast, fuel efficient coating
• Fast drying - paint and launch on the same day
• Universal, Interlux Fiberglass Bottomkote NT is a cost-effective choice for all power and sail boats in all waters.

Specifications:

• Finish: Matte
• Coverage: 400 sq. ft/gal.
• Number of Coats:2 minimum
• VOC: 449 g/lt - maximum
• Pack Size:1 US Quart, 1 US Gallon
• Colors Available: YBB349 Red, YBB359 Green, YBB369 Blue, YBB379 Black
• cuprous oxide: 25%

Associated Products:

Special Thinner 216 - For thinning or surface prep

Brush-Ease 433 - For thinning or surface prep

InterProtect 2000E- Universal primer for above & below waterline

How to Apply Interlux Fiberglass Bottomkote NT

Apply Interlux Fiberglass Bottomkote NT over existing antifouling paints provided the old coating is tightly adhered and is undamaged. Use Fiberglass Bottomkote NT on fiberglass, wood, or properly primed steel and lead. Unsuitable for use on tin-based copolymer antifouling paints. Use a minimum of 2 coats. Shake/stir paint thoroughly prior to applying.

• Application Methods: Roller, Brush, Airless Spray, or Conventional Spray
• Number of Coats: 2
• Dry Film Thickness per Coat: 2 mils (4.1 wet mils)
• Coverage: 400 sq. ft/gal.
• Application Temp: 50°F Min. / 95°F Max.
• Thinner: Special Thinner 216 or Brush-Ease 433

Surface Preparation & Application

• Previously Painted Surfaces (Good Condition)
• Refer to the Interlux Antifouling Compatibility Chart and prepare the surface as required.
• Apply at least 2 coats of Fiberglass Bottomkote NT.

• Previously Painted Surfaces (Poor Condition)
• Completely remove all old antifouling paint using Interstrip 299E for fiberglass and wood.
• For steel, sandblast to near white metal.
• Follow the appropriate application systems below.

• Bare Fiberglass
• Remove mold release wax and other contaminants to ensure that the antifouling paint properly adheres to the substrate.
• Remove mold release wax using either Fiberglass Surface Prep YMA601V or Fiberglass Solvent Wash 202.
• Fill any surface imperfections with Interlux Watertite YAV135.
• After the surface has been cleaned, follow one of the Fiberglass application systems below.

• Bare Fiberglass - No Sanding System
• Clean the surface with Fiberglass Surface Prep YMA601V.
• Apply one coat of Interlux InterProtect 2000E.

• Bare Fiberglass - Sanding System
• Sand the entire surface well with 80 grit paper until flat matte finish is obtained.
• Remove sanding residue.
• Apply two coats of Interlux Bottomkote NT allowing appropriate drying times.

• Bare Wood
• Sand with 80 grit paper, then remove sanding residue.
• Apply the first coat of Interlux Fiberglass Bottomkote NT thinned by 10% with Special Thinner 216 or Brush-Ease 433.
• Fill seams with Interlux Seam Compound 30 (if necessary)/
• Apply 2 or more coats of Interlux Fiberglass Bottomkote NT unthinned, allowing for appropriate dry times.

Application Tips

• Thin only if necessary and do not thin more than 10%.
• For airless spray, use tip size 0.53-0.66 mm/21-26 thou. Use pressure 170-204 bar/2500-3000 psi.
• For conventional spray, use pressure pot tip size 1.8-2.2 mm/70-85 thousand. Use pressure 4.08-4.76 bar/60-70 psi (gun pressure), 10-15 psi (pot pressure).
• For roller application, use a 3/8" nap solvent resistant roller.

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