Professional Deck & Patio Washing
Revitalize your outdoor living spaces with expert soft washing. Remove moss, algae, mold, and staining while preserving wood and material integrity.
Professional Deck & Patio Cleaning
Your deck and patio are outdoor living spaces where family and friends gather. Over time, these areas accumulate moss, algae, mold, dirt, and weathering that detract from their beauty and can create slip hazards. Our professional soft washing service safely restores your outdoor spaces to pristine condition.
We specialize in cleaning all deck and patio materials—timber, composite decking, concrete, stone, pavers, and more. Our gentle, professional techniques remove all organic growth and staining without causing damage to delicate wood finishes or surface sealants.
Guardian Wash provides expert deck and patio cleaning across Queenstown, Wanaka, Invercargill, and wider Otago & Southland, helping you enjoy your outdoor spaces safely and beautifully.
What's Included
✓ Complete cleaning
Professional soft washing of entire deck or patio
✓ Moss & algae removal
Eliminate safety hazards from slippery surfaces
✓ Material-specific care
Tailored techniques for your deck/patio type
✓ Finish preservation
Protect wood finishes and sealants
✓ Landscaping protection
Safe pre and post-rinsing of surrounding areas
✓ Final inspection
Quality assurance and restoration documentation
Why Deck & Patio Cleaning Matters
Safety
Remove slippery moss and algae to prevent falls and injuries
Aesthetic Appeal
Restore outdoor spaces to beautiful condition for entertaining
Surface Protection
Regular cleaning prevents material deterioration and extends lifespan
Property Value
Well-maintained outdoor spaces increase overall property appeal
Our Cleaning Process
Assessment
Inspect deck/patio condition and material type
Preparation
Protect furniture and landscaping
Soft Wash
Apply gentle cleaning appropriate to material
Final Check
Inspect pristine results and clean finish
Frequently Asked Questions
+ How often should decks be cleaned?
We recommend professional cleaning every 12-18 months depending on shading and weather. Properties with more organic growth may need annual cleaning.
+ Is soft washing safe for all deck materials?
Yes. We adjust techniques and solutions for timber, composite, concrete, stone, and pavers. Each material receives specialized care.
+ Will cleaning damage my wood finish?
No. Our professional methods protect wood finishes and sealants while effectively removing growth and staining.
+ How long does deck cleaning take?
Timeframes vary based on deck size and condition. We'll provide an estimate when preparing your quote.
+ Is my garden protected?
Yes. We pre-rinse and post-rinse surrounding plants to protect them throughout the cleaning process.
+ What about slippery surfaces?
We remove moss and algae that create slip hazards, making your deck or patio safe for family and guests.
Professional deck and patio washing across Queenstown, Wanaka, Invercargill, and wider Otago & Southland.
We service homes, holiday properties, Airbnb properties, rentals and commercial buildings across Queenstown, Wanaka and surrounding areas. If you are just outside our normal service area, send us your location and we'll let you know if we can help.
Service Areas:
Not sure if we service your area?
Request a QuoteOtago & Southland
Premium exterior cleaning across Otago and Southland regions
Every Clean Plants A Tree
Guardian Wash proudly supports native forest restoration in New Zealand through Trees That Count. Every service completed contributes toward planting a native tree in New Zealand.
Ready to Revitalize Your Outdoor Spaces?
Get a professional quote for deck or patio washing. Enjoy beautiful, safe outdoor living areas again.
Request a Quote