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Roof Moss & Anti-Algae Treatment: 2- ($199), 3- ($259) or 4-Bedroom House ($319) from EXT-Wash (Up to $644 Value)

Up to 53% Off
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Single-level homeowners can have the roof of their property washed and treated with a solution preventing lichen, algae and moss growth

Recent Positive Reviews

100% Verified Reviews
All reviews are from people who have redeemed deals with this merchant.
1 ratings1 reviews
March 12, 2020
Great job, on time!
19 ratings15 reviews
February 23, 2020
good service..
34 ratings25 reviews
October 24, 2019
Great service, honest and reliable.
2 ratings3 reviews
September 25, 2019
Awesome job.
1 ratings1 reviews
July 24, 2019
Looks A
1 ratings1 reviews
July 24, 2019
Did a great job. More than pleased with the house wash.
6 ratings5 reviews
June 8, 2019
Job well done, great communication and friendly service. Would definitely recommend. Many thanks Clint 😊
11 ratings8 reviews
May 19, 2019
Clint was very pleasant, helpful man. The job he did was fantastic, worth several times what I paid. No qualms recommending him, wish I’d got him in before instead of trying to clean exterior myself
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What You'll Get

The Deal

$199 for a roof moss and anti-algae treatment for a two-bedroom house of up to 80m² (excl $60 water collection fee) (total value up to $430)

$259 for a roof moss and anti-algae treatment for a three-bedroom house of up to 120m² (excl $60 water collection fee) (total value up to $529)

$319 for a roof moss and anti-algae treatment for a four-bedroom house of up to 200m² (excl $60 water collection fee) (total value up to $644)

  • Intended to remove lichen, moss and bacteria, which can all contribute to roof damage
  • Biodegradable cleaning solution is used to prevent regrowth for many months to come
  • Have the house professionally cleaned in preparation for a sale

The Fine Print

• Limit of 1 voucher per person
• Purchase up to 1 additional as a gift
• Due to current water restrictions in Auckland, there will be a water collection fee of $60 payable to Ext-Wash directly for services completed during this time
• Upgrade not available on the day
• All deals only apply to 1 storey houses – above 2.4m stud height (2 storey) and split level houses, there will be an additional fee of $80.00 payable on the day
• Subject to availability
• Re-booking cost is $40.00
• Travel cost will apply to areas out of city limits. Travel cost will be $1.00 per km return to CBD
• Voucher cannot be used for any extra work
• Clients are advised to print a copy of the voucher and attach it to the front door or letterbox if they are not home on the day
• Travel charges apply to residences outside of 25km from the Auckland, Hamilton or Tauranga CBDs. Please contact EXT-Wash directly if unsure
• All services are to be carried out in one visit.
• Excludes any attachments or add-ons to the house
• If clients are not home on the day, please ensure that clear access has been provided to and around the house. This includes all pot plants, outdoor furniture, shoes, children's toys etc to be moved away
• Washing should be kept inside on the day & any electrical appliances that may be prone to water damage should be covered or moved inside also. Wooden windows and joinery are prone to leaks, homeowners are to take precaution on the day
Standard fine print for all deals

How to Redeem

Expiry: 60 days from purchase
• Book online:
• State Voucher and Security Code at time of booking
• Present printed or smartphone voucher on arrival
• Download free Groupon app for Android and iOS
Merchant is solely responsible to purchasers for the care and quality of the advertised Goods and services.

About EXT-Wash

EXT-Wash is a locally-owned business that specialises in the soft washing and solution washing of residential and commercial buildings. EXT-Wash also cleans paths, pre-paint washes, driveways, bricks, fences, outdoor furniture, internal gutters, and garages, to name just a few. Their biodegradable cleaning solution has been used in New Zealand for up to 20 years, helping prevent lichen, moss and bacteria regrowth for up to 12 months.


Home Repair, Roof Repair, Contractor, Roofing Contractor