Timber Waterproof Protector (5L)


  • SEAL-ER revolutionary penetrating treatment protects new timber, easy to apply, performance is long lasting and prevents growth of algae and lichen.
  • The transparent finish keeps the timber looking new whilst allowing the wood to breath naturally.
  • For new timber, decking, fencing, garden buildings.
  • Water based protector
  • Transparent finish
  • Protects & preserves
  • Safer, fast acting and easy to use
  • Breathable
SKU: TIMBER-SEALER-5L Category: Tags: , ,



All surfaces should be clean and dry, free from dirt, dust, oil, sealants or algae. Use Seal-er Algae Remover for removal of algae, mould etc. Test a small area to confirm that finish is as expected. Do not apply in wet conditions or if rain is due within 24 hours. NOT SUITABLE if surface has previously been treated, previous coatings must be removed. Any contaminants or spillages especially oil, grease or algae etc. need to be removed before proceeding.  Keep pets and children away until surface is fully dry.

  • Product supplied ready to use and should not be diluted. Shake well before use.
  • Ensure timber is thoroughly dry.
  • Apply a generous even coat using a brush, long pile roller or spray.
  • Two coats is recommended to achieve optimum performance.
  • The second coat must be applied within 30 minutes of the first coat ensuring there are no runs or pooling. Any pooling needs to be mopped up immediately using the brush or a cloth.
  • Rinse the tools immediately after use with soapy water.
  • Avoid subjecting to heavy traffic for 24 hours after application.


Dependent on porosity and texture of surface approx 5 – 8m² per litre for newer timber and 2 – 4m² per litre for older timber.