🧼 Scrub grout, fridge seals & sofa seams with ease! Grout Brush is gentle on silicone and tough on grime 🎥

<p><img src="https://attachments.gorgias.help/uploads.gorgias.io/VvEzB7Nmvd2beky0/grout-brush-6a66ddc2-4958-4455-88ac-311a41ba5856.gif" style="width: 300px;" class="fr-fic fr-dib"></p><p><br>The <a href="https://koh.com/products/grout-brush" rel="noopener noreferrer" target="_blank">Grout Brush</a> can be used for cleaning most grout types however we recommend to ensure a gentle pressure is applied when cleaning silicone type grout as it can be quite soft and delicate.&#xA0;</p><p>Other uses for Grout Brush include fridge seals, sliding door runners (wrap a Koh Cloth once around the brush for a more detailed clean) and cushion seems on leather sofas etc.&#xA0;</p><p>If Grout Brush is being used on stone based grout we estimate it will clean approx 100m of grout lines before the bristles will wear down.</p><p><span class="fr-video fr-deletable fr-rv fr-fvc fr-dvb fr-draggable" contenteditable="false" draggable="true"><iframe width="100%" src="https://player.vimeo.com/video/480520121" frameborder="0" allowfullscreen class="fr-draggable"></iframe></span><br></p>

How to use: Grout Brush

🔧 Snap it on and reach every corner! Learn to assemble your Grout Brush Pole in seconds 📽️

<p>Our Grout Brush Pole is back and customers are in love with it.<br>Below is a quick video showing you how to attach your Koh Grout Brush to the pole.&#xA0;<br><br><span class="fr-video fr-deletable fr-rv fr-fvc fr-dvb fr-draggable" contenteditable="false" draggable="true"><iframe width="100%" src="https://player.vimeo.com/video/980194342" frameborder="0" allowfullscreen class="fr-draggable"></iframe></span></p>

Grout Brush Pole Assembly | How to put together

Works with Universal Cleaner, Bathroom & Shower Cleaner, and Kitchen Grease & Oil Cleaner. Gentle on grout, tough on grime.

<p><strong>TL;DR</strong><br>Use it with Universal Cleaner, Bathroom &amp; Shower Cleaner, or Kitchen Grease &amp; Oil Cleaner on stone-based or epoxy grout. Go gentle on silicone lines and polished stone.</p><hr><h2 id="recommended-cleaners">Recommended cleaners</h2><ul><li><strong>Universal Cleaner:</strong> everyday grease &amp; grime</li><li><strong>Bathroom &amp; Shower Cleaner:&#xA0;</strong>soap-scum &amp; limescale residue</li><li><strong>Kitchen Grease &amp; Oil Cleaner:&#xA0;</strong>heavy kitchen grease build-up in tight corners</li></ul><h2 id="ideal-surface-types">Ideal surface types</h2><ul><li>Cement-based grout (sand or unsanded)</li><li>Epoxy grout lines</li><li>Textured stone or porcelain tiles</li></ul><h2 id="use-with-caution--spot-test">Use with caution / spot-test</h2><ul><li>Silicone or acrylic caulk (soft, apply minimal pressure)</li><li>High-gloss marble or travertine (may scratch if over-scrubbed)</li></ul><p class="footnote">Always spot-test on delicate surfaces and start with light pressure.</p>

Which products are compatible with Grout Brush?

🧼 Rinse, shake, air-dry bristle-side up. Brush stays firm for longer.

<article id="faq-grout-brush-care" class="faq-article"><h1 id="tldr"><strong style="font-size: 16px; background-color: initial;">TL;DR</strong></h1><ul><li>Rinse bristles in warm water after each use.</li><li>Shake off excess, air-dry bristle-side up.</li><li>Store in a dry place; keep out of direct sun &amp; high heat.</li></ul><hr><h2 id="step-by-step-routine">Step-by-step routine</h2><ol><li><strong>Rinse:</strong> Run warm water through the bristle bed to flush dirt.</li><li><strong>Squeeze:&#xA0;</strong>Press bristles gently to expel water.</li><li><strong>Dry:&#xA0;</strong>Stand the brush on its back edge or hang by the pole to let air circulate.</li></ol><h2 id="why-avoid-soaking">Why avoid soaking?</h2><p>Leaving the polybutylene terephthalate bristles submerged can warp plastic and soften bristles, shortening their useful life.</p></article>

How do I clean and store Grout Brush?

⌛ Good for ~100 m of grout lines. Swap when bristles flare or feel soft.

<p><strong>TL;DR</strong><br>Around 100 m of grout lines under normal pressure. Replace when the bristles flare, bend or lose scrubbing bite.</p><hr><h2 id="typical-wear-rate">Typical wear rate</h2><p>Our lab tests on stone-based grout suggest one brush handles roughly <strong>100 metres</strong> of grout before bristle tips soften.</p><h2 id="checkpoints-for-replacement">Checkpoints for replacement</h2><ul><li>Bristles permanently splayed outward</li><li>Stroke feels &#x201C;mushy&#x201D; with less resistance</li><li>Scrubbing effort increases but residue remains</li></ul><h2 id="extend-its-life">Extend its life</h2><ol><li>Use firm but not excessive pressure.</li><li>Rinse &amp; dry fully after sessions.</li><li>Avoid harsh chemicals or very hot water.</li></ol>

How long will Grout Brush last?

♻️ Handle recyclable PP; bristles + pole are mixed materials. Reuse, then bin.

<p><strong>TL;DR</strong></p><ul><li><strong>Handle:</strong> Polypropylene (PP), recyclable in some curbside programs.</li><li><strong>Bristles:</strong> Polybutylene terephthalate (PBT) bundles, not widely recyclable.</li><li><strong>Pole (optional):</strong> PP and stainless-steel.</li><li>Mixed materials mean the whole unit isn&apos;t accepted everywhere. Check local guidelines.</li></ul><hr><h2 id="best-end-of-life-options">Best end-of-life options</h2><ul><li><strong>Reuse:</strong> Downgrade an old brush for outdoor tiles or BBQ grates.</li><li><strong>General waste:</strong> If no suitable program, dispose of the worn tool in household rubbish.</li></ul>

What is Grout Brush and Pole made of and can I recycle it?

🔒 Twist the pole, don’t spin the green collar, lock Grout Brush Pole in seconds.

<article id="faq-grout-brush-pole-lock" class="faq-article"><h2 id="unlock-adjust-length-twist-to-lock">Unlock, adjust length, twist to lock</h2><ol><li><strong>Extend the pole</strong> to your preferred length.</li><li><strong>Hold the grey section</strong> with one hand and the green section above it with the other.</li><li><strong>Twist the two sections in opposite directions</strong> (&#xBC;-turn is usually enough) until you feel them tighten. You&#x2019;re screwing an internal thread together, This is the actual &#x201C;lock&#x201D;.</li></ol><h2 id="the-green-collar-is-not-the-lock">The green collar is <em>not</em> the lock</h2><p>The small green ring under the &#x201C;lock / unlock&#x201D; sticker is a spacer, not the mechanism. Spinning it won&#x2019;t tighten the pole, make sure you&#x2019;re twisting the pole sections themselves.</p><h2 id="quick-check-for-a-secure-lock">Quick check for a secure lock</h2><ul><li>Give the pole a gentle push downwards; if it doesn&#x2019;t slide, it&#x2019;s locked.</li><li>Still slipping? Unscrew, realign the sections, then twist again until snug.</li></ul><h2 id="troubleshooting">Troubleshooting</h2><details open><summary><strong>Threads feel stripped</strong></summary><p>Wipe dust or grit off the metal thread, then retry.</p></details><details open><summary><strong>Sticker points to green collar</strong></summary><p>The arrow sticker sits just above the collar to show the <em>direction</em> of twist. Twist the pole, not the collar.</p></details><p class="footnote">Once the pole is firm, attach your Grout Brush head and scrub awa, no more mid-clean collapses.</p></article>

How do I lock Grout Brush Pole?

We're always here via email, care.au@cx.koh.com or fill out the form and we'll be in touch as soon as possible. Our support hours are 9am - 5:00pm AEST Monday to Friday.

How to Koh

Home

Shop

Why Koh

Get Started

Koh AU

Grout Brush

Tools & Accessories 🧽

What are the ingredients of Universal Cleaner?

Why do you sell the Universal Cleaner in bulk?

Does Universal Cleaner contain palm oil?

Is Universal Cleaner septic safe?

What can I use Universal Cleaner for?

How does Universal Cleaner work?

Is Universal Cleaner chemical free

Does the Universal Cleaner kill bacteria and germs?

Do I need to do a spot test with Universal Cleaner?

What can't you use Universal Cleaner on?

How long does Universal Cleaner last?

What surfaces should I not use Universal Cleaner on?

Is Universal Cleaner safe to use on chopping boards?

Is Universal Cleaner fragrance-free?

What Certifications does the Universal Cleaner have?

Is Universal Cleaner pet-friendly?

Is Universal Cleaner asthma friendly?

Is Universal Cleaner allergy friendly?

Can I use Universal Cleaner on polished marble?

How to clean TV, monitor & laptop screen

Can I use Universal Cleaner in a robot vacuum or mop?

Is Universal Cleaner being replaced?

Is Universal Cleaner vegan?

Can I use Universal Cleaner on wool carpet?

Universal Cleaner

Surface products 🪞

Are Loo Cleaner Tablets safe for septic environments?

How to use Loo Cleaner Tabs

Do Loo Cleaner Tabs have a fragrance?

Should I remove the wrapper on the Loo Cleaner Tab?

What are the ingredients of the Loo Cleaner Tabs?

Loo Cleaner Tabs

What are the ingredients of Bathroom & Shower Cleaner?

How do I use Bathroom & Shower Cleaner?

Are there any surfaces I should avoid cleaning with Bathroom & Shower Cleaner?

Is it allergy / asthma / sensitive skin friendly?

Can I use Bathroom & Shower Cleaner beyond the bathroom?

Does Bathroom & Shower Cleaner have a fragrance?

Can I use it to clean EnduroShield or similar coated shower screens?

Is Bathroom & Shower Cleaner safe to use around pets?

Is Bathroom & Shower Cleaner septic safe?

Can I use Bathroom & Shower Cleaner with a Diamond Sponge?

What makes Bathroom & Shower Cleaner "eco friendly"?

Can I use Bathroom & Shower Cleaner to clean the bowl of the toilet?

How Much Bathroom & Shower foam should I use?

Universal Cleaner vs. Bathroom & Shower Cleaner: What’s the Difference?

Is Bathroom & Shower Cleaner safe for polished stone?

Bathroom & Shower Cleaner

Bathroom products 🚿

Are Dishwashing Tablets septic safe?

What are the ingredients of Dishwashing Tablets?

Can I cut Dishwashing Tablets?

Why didn't Dishwashing Tablet wrapper didn’t dissolve

Can you use Essential Oils with Dishwashing Tablets?

Dishwashing Tablets

Does Dishwashing Liquid kill bacteria?

Where is Dishwashing Liquid made?

Can I use Dishwashing Liquid around grey water / bio-cycle / septic tank environments?

What are the ingredients of Dishwashing Liquid?

Does Dishwashing Liquid have any fumes or fragrances?

How many pumps of Dishwashing Liquid should I use in a full sink?

Can I use Dishwashing Liquid as hand wash?

Dishwashing Liquid

Is this the same as Universal Dish Spray?

Does it work on burnt-on grease and oven grime?

What’s the difference between this and the Universal Cleaner?

Can I use it around food?

Is it really non-toxic?

Will it dry out my hands like other degreasers?

Do I need to use Foaming Spray Bottle?

Can I use it on stainless steel?

Does it contain palm oil?

Do I need to rinse it off?

Is it fragrance free?

Can I use it on non-stick cookware?

What should I use to wipe it off?

Is this a multipurpose cleaner?

Can I use it in the microwave or on appliances?

Why does this product exist when I already have Universal Cleaner?

How does this fit into the Koh system?

What's in Kitchen Grease & Oil Cleaner?

How exactly do I use it?

Is Kitchen Grease & Oil Cleaner safe for septic and greywater systems?

Kitchen Grease & Oil Cleaner

What happened to Universal Dish Spray? And what should I use now?

Universal Dish Spray

Kitchen products 🍽️

Laundry dosing by wash size (Sheets vs Liquid)

Why we split Laundry Liquid & Stain Remover (and what changed)

The laundry Stain Removal Guide

How to keep your whites bright with Koh

Can I find Sensitive Laundry Liquid in trial or sample size?

How is the quality and consistency of Koh Sensitive Laundry Liquid ensured?

Where is Sensitive Laundry Liquid manufactured?

What kind of research and development went into creating Sensitive Laundry Liquid?

​How many loads are there in a 1.6L Box of Koh Sensitive Laundry Liquid?

How does Sensitive Laundry Liquid extend the life of fabrics?

How does Koh Sensitive Laundry Liquid make natural fibres feel softer without fabric softener?

How does Sensitive Laundry Liquid help keep clothes whiter and brighter for longer?

Does Sensitive Laundry Liquid contain any fragrances?

Does Sensitive Laundry Liquid deodorise fabrics?

What is Sensitive Laundry Liquid?

What are the ingredients in Sensitive Laundry Liquid?

How can Sensitive Laundry Liquid save me money?

How is Sensitive Laundry Liquid eco-friendly?

Can I use Koh Sensitive Laundry Liquid in my auto-dosing machine?

Where should I store Sensitive Laundry Liquid?

How is Koh Sensitive Laundry Liquid different from other eco-friendly detergents on the market?

Is Koh Sensitive Laundry Liquid suitable for septic / grey water systems?

Can I use Koh Sensitive Laundry for hand washing delicate garments?

Can I use Koh Sensitive Laundry for sportswear and synthetic garments?

Is Koh Sensitive Laundry Liquid safe to use this detergent on silk or wool garments?

Does Koh Sensitive Laundry work in front and top loading machines?

What temperature washes can Koh Sensitive Laundry Liquid be used for? (cold / hot washes)

Can I pre-wash soak with Koh Sensitive Laundry Liquid for heavier soiled loads?

How does the eco-certified formula of Koh Sensitive Laundry Liquid benefit the environment?

Do I still need to use a bleach whitening detergent with Koh Sensitive Laundry Liquid?

Can I use Koh Sensitive Laundry Liquid for both white and coloured laundry?

Can I find Sensitive Laundry Liquid at Woolworths/retailers/shops?

How much should I use per load of laundry? (dosage)

Is Sensitive Laundry Liquid compatible with Auto-dosing machines?

Sensitive Laundry Liquid

How do I use Sensitive Laundry Sheets?

Are Sensitive Laundry Sheets safe for front loaders, top loaders and HE machines?

Do Sensitive Laundry Sheets dissolve in cold water?

What if Sensitive Laundry Sheets don't dissolve or leaves residue?

Can I use Sensitive Laundry Sheets for handwashing delicates?

Are Sensitive Laundry Sheets safe for septic tanks and greywater systems?

How should I store Sensitive Laundry Sheets and how do I dispose of the packaging?