weberprim EP 2K

Weber Thailand
Weber Thailand
Epoxy based, dilutable with water, two component, transparent primer for PUR waterproofing products such as weberdry PUR seal

Application area

Deck, Floor, Wall


To know before applying

Application properties

  • Mixing Ratio 
    • A component: Epoxy resin 3 unit
    • B component: Hardener 1 unit 
  • Pot life: 45 minutes 
  • Applicable layers: 1-2 layers 
  • Time for the next coat: 6-10 hours; max. 24 hours 
  • Full drying time: 7 days
  • Composition : Epoxy 
  • Service temperature : -30 ํC to +90 ํC 
  • Shore D hardness : > 30 (ASTM D 2240) 
  • Adhesion to 6% humid concrete: > 1.5 N/mm2 (ASTM D 903) 
  • Adhesion to metal: > 1.5 N/mm2 (ASTM D 903)

Features and benefits

  • High adhesion on both absorbent and non-absorbent substrates. 
  • Perfect preparation prior to the polyurethane waterproofing and sealant application. 
  • Able to adjust the consistency by diluting with water. 
  • Chemical resistance.


  • For ideal application, the humid rate should not be over 7%. 
  • For ideal usage the substrate compressive strength should be minimum 25 MPa and adhesion strength should be minimum 1.5 MPa. 
  • During the mixing period the unmixed components should not be left at the package edges. 
  • In case weberprim EP 2K application on fragile and highly absorbent substrates like light concretes and similar cement based concretes, it should be applied in two layers. 
  • Product should be kept away from fire sources and shouldn’t be approached with cigarettes. 
  • While applying weberprim EP 2K, use protective gloves and goggles, avoid eye and skin contact. In case of eye or skin contact, wash with plenty of water immediately and consult a doctor. 
  • There should be enough air ventilation at the application area.