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SKU: MAPV1096

Hempel Underwater Primer

£22.99 £26.99
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Size

Hempel Underwater Primer - Grey | 26030

Hempel's Underwater Primer is a fast drying underwater primer with excellent waterproofing containing aluminium flakes. Use as part of a single component system below the waterline, including keels; and as a tie coat before antifouling.

Can be applied directly onto the hull or a primed surface, and between an existing antifouling and a new antifouling.

Specifications

  • Colours: Aluminium Grey (26030-19000)
  • Suitable for glass fibre, wood and steel.
  • For use on all areas below the waterline, including keels
  • Can be applied via brush, roller, paint pad or spray
  • Recommended thinner & cleaner: Hempel Thinners No.1 (811) (Max 20%)
  • Coverage: 7.8m²/L
  • Touch dry after 3 hours at 20℃ (68℉)

Frequently Asked Questions

How long does the Hempel Underwater Primer take to dry?

  • Touch dry after 6 hours at 10℃ (50℉)
  • Touch dry after 3 hours at 20℃ (68℉)

What do I need to do before I use Hempel Underwater Primer?

  • Remove oil, grease and other contaminants with a suitable cleaning detergent
  • Clean with Hempel's Pre-Clean

On a new build

  • Sand & remove dust
  • Wood: Saturate the dry, clean surface with a suitable wood treatment and allow to dry
  • Steel: Remove salt and other contaminants with high pressure fresh water and remove all rust & loose material by abrasive blasting or power tool cleaning. Dust off residue.
  • Prime with Hempel Underwater Primer

What types of boat can I use this on?

You can use the Hempel Underwater Primer on all glass fibre, steel & wood boats. This underwater primer is for areas below the waterline, including keels.