This Gerni 1L Exterior House Wash detergent concentrate is great for washing brick, timber and coated steel exteriors. Suitable for use with all high pressure washers and accessories in the Gerni range, place this concentrate straight into foambottles or brush reservoirs for removing salts, grease, grime, mould and mildew. Thisdetergentcanalso be diluted withwater in a bucket for smaller jobs and spot cleaning.
This Gerni 1L Exterior House Wash detergent concentrate is great for washing brick, timber and coated steel exteriors. Suitable for use with all high pressure washers and accessories in the Gerni range, place this concentrate straight into foambottles or brush reservoirs for removing salts, grease, grime, mould and mildew. Thisdetergentcanalso be diluted withwater in a bucket for smaller jobs and spot cleaning.
in 3 offers
The lowest price for Gerni 1L Exterior House Wash right now is $11.53 at Bunnings Warehouse, compared across 3 retailers.
The all-time low was $9.99 on 27 Dec 2025 — today's price is 15% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 9 June 2026.
Gerni 1L Exterior House Wash
This Gerni 1L Exterior House Wash detergent concentrate is great for washing brick, timber and coated steel exteriors. Suitable for use with all high pressure washers and accessories in the Gerni range, place this concentrate straight into foambottles or brush reservoirs for removing salts, grease, grime, mould and mildew. Thisdetergentcanalso be diluted withwater in a bucket for smaller jobs and spot cleaning.
This Gerni 1L Exterior House Wash detergent concentrate is great for washing brick, timber and coated steel exteriors. Suitable for use with all high pressure washers and accessories in the Gerni range, place this concentrate straight into foambottles or brush reservoirs for removing salts, grease, grime, mould and mildew. Thisdetergentcanalso be diluted withwater in a bucket for smaller jobs and spot cleaning.
Last updated at 09/06/2026 10:42:32
Gerni Exterior House Wash 1L Concentrate
Free delivery
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Gerni 1L Exterior House Wash
Delivery $10
Gerni 1l Exterior House Wash
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Gerni Exterior House Wash 1L Concentrate
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Gerni 1L Exterior House Wash
Delivery $10
Gerni 1l Exterior House Wash
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
