What is Wet & Forget used for?
Wet & Forget is a no-scrub outdoor cleaner that removes moss, mould, algae, and lichen from surfaces like concrete, timber, tiles, and more. There are also formulas for showers, windows, and spider control in the Wet & Forget range
How do I apply Wet & Forget?
Standard version: Dilute as directed, spray on the surface, and let weather do the work.
Rapid Application: Connect to a hose and spray directly—no mixing required.
How long does it take to work?
Light contamination: May clear within days.
Moderate growth: Typically clears in 2–3 months.
Heavy contamination: Can take 6–12 months initially.
Future applications: Work much faster than the first use.
Is Wet & Forget safe for pets and plants?
Yes, once dry, Wet & Forget is safe for pets and plants. Avoid contact during application and allow surfaces to dry before use.
What’s the difference between Wet & Forget and Rapid Application?
Rapid Application is a ready-to-use version with a hose-end sprayer for fast coverage of large areas. No mixing required.
How often should I apply it?
Apply once a year for maintenance. If new growth apears, reapply sooner.
Do I need to rinse after applying?
No rinsing is needed. Wet & Forget works gradually with exposure to rain and wind.
Are there any Wet & Forget products for indoors?
Yes—products like Shower Witch and Window Witch are designed for indoor use. Always check the label for suitability.
What surfaces can I use it on?
Where can I buy Wet & Forget?
Wet & Forget products are available online and in-store at STIHL Shop NZ. Check your local store for availability.

