STF 4K has the right amount of dye, fragrance and active ingredients to stop odour causing bacteria from forming. As with all our portable toilet deodorisers, the results are guaranteed!

Use the Antifreeze in combination with our deodorisers at temperatures below 0°C.

Toilet liquid chemical

Product Details

  • Powerful Concentrate Formula
  • Superior Odour Control
  • Added Colour, Fragrance & Actives
  • Non-Formaldehyde
  • Non-staining dye, keep your hands clean
  • Lasts 1 full week, guaranteed


Bubble Gum, Cherry, Hot Cinnamon, Lavender, Lemon, Mountain Breeze, Spice, Mulberry

Sizes Available

3.8L, 23L, 208L, 1041L

Usage Instructions

Use 30 - 90ml per 19L water

MSDS Request

Usage Calculator

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milliliters per 19 litres