TN340 Klima WB Clear Exterior/Interior Impregnator For Hardwoods

Ilva Klima Exterior Clear water-based Impregnator TN340, is developed based on acrylic resins in water dispersion. 

Designed especially for hardwoods, it requires to be overcoated with a sealer/topcoat to improve longevity

TN340 deeply penetrates into Woodfibre’s, protecting it from well-known bacterial enemies of wood: fungi, moulds, and parasites. 

To be used on both soft and hardwoods Windows, doors, garden furniture, timber slatting, decking and exterior timber articles. 

Popular 5% matt finish.

Life of coating is extended by adding pigments to the topcoat, and or the use of coloured impregnators. 

Brand: Ilva Polimeri (IVM Chemicals) 

Coating Type 

  • WB exterior Impregnator 

Recommended use for 

  • Exterior Joinery
  • Exterior Furniture 


  • Resistant to weathering 
  • Good UV resistance 
  • Good for hardwoods
  • Penetrating properties 

Beneficial Proprieties 

  • Excellent Durability 
  • Natural Appearance 
  • Clear or pigmented
  • Colour fast and uniformity
  • Fast Drying  

Product Codes & Options: 

  • Klima Unico: TN340 
  • Thinner: De-ironized Water
  • Tinter system: PZ4 

Accompanying Thinners and Additives shown in the TDS can be found on our PRODUCTS page

MSDS Diamante Topcoat Full Gloss Series TP60 MSDS TDS
MSDS Diamante Topcoat Gloss Series TO97 MSDS
MSDS Polyurethane Clear Sealer TA48 MSDS TDS
MSDS Non-Yellowing Hardener for Diamante Topcoat TX70
TDS Diamante Topcoat Gloss Series TO9750 to TO9757 TDS