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What is Grout Brush and Pole made of and can I recycle it?Updated 9 days ago

TL;DR: The Grout Brush handle is polypropylene (PP), which some kerbside programmes accept. The bristles are polybutylene terephthalate (PBT) and are not widely recyclable. Grout Brush Pole is PP with a stainless steel shaft. Mixed materials mean the whole unit is not accepted everywhere, so check your council's guidelines. Reuse it for outdoor jobs first, then general waste.


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Koh Grout Brush materials
Koh Grout Brush Pole

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

Grout Brush has a polypropylene (PP) handle with polybutylene terephthalate (PBT) bristles bundled into the head, 28 bundles on the long side and 9 bundles on the short side. Grout Brush Pole is a polypropylene grip with a stainless steel shaft. Both are built for cleaning durability rather than single use. The PP handle is recyclable in some kerbside programmes, but the PBT bristles are not widely accepted, so the brush is rarely taken as a whole unit.

Handle

Polypropylene (PP). Lightweight, durable and recyclable in some kerbside programmes. Check your local council's guidance on rigid plastics.

PP Rigid plastic

⚠ Bristles

Polybutylene terephthalate (PBT), engineered for scrub durability, set in 28 bundles on the long side and 9 bundles on the short side. Not widely accepted in kerbside recycling streams.

PBT Not kerbside

Pole (optional)

A polypropylene grip with a stainless steel shaft. Two different materials, so separate them before recycling and check what your council accepts.

PP + stainless steel Separate the parts

Can I put Grout Brush in kerbside recycling?

Not as a whole unit. Grout Brush combines a polypropylene (PP) handle with PBT bristles that cannot be separated at standard facilities, so most kerbside streams reject it. Some councils accept rigid-plastic items such as brush handles through specific programmes or household waste recycling centres, so check your council's guidelines before you bin it. When you are unsure, general waste is safer than contaminating the recycling stream.

⚠ Mixed materials

The PBT bristles are bonded into the PP handle and cannot be separated at standard facilities. Mixed-material items are usually rejected by kerbside streams and sent to landfill.

Cannot separate Rejected by streams

✓ Check your council first

Rules vary by council. Some take rigid plastics at a household waste recycling centre even when the kerbside bin will not. A quick search of your council's website settles it.

Council website Recycling centre

What should I do with a worn Grout Brush?

Downgrade a worn Grout Brush to outdoor jobs first. Once the bristles have softened too much for indoor grout work they are still effective on outdoor tiles, barbecue grates, garden pots, tool handles, muddy boot soles and bike chains. When the brush is fully worn and cannot serve any job, put it in household general waste. The Pole is easier to deal with: separate the stainless steel shaft from the plastic grip first, and the shaft can usually go to scrap metal recycling. Check what your council accepts.

✓ Reuse for outdoor jobs

Softened bristles still work on outdoor tiles, barbecue grates, garden pots, tool handles, muddy boots, bike chains and patio furniture. That stretches the brush well beyond its indoor-grout life.

Outdoor tiles Barbecue grates Bike chains

Final disposal

When the bristles are fully flattened or the handle cracks, put the brush in household general waste. The Pole is easier: separate the stainless steel shaft from the plastic grip first, and the shaft can usually go to scrap metal recycling. Check what your council accepts.

General waste Separate the shaft Scrap metal
Koh Grout Brush

Grout Brush

Polypropylene handle, PBT bristles. Grab a fresh one when the bristles splay beyond reshaping.

Koh Grout Brush Pole

Grout Brush Pole

Polypropylene grip with a stainless steel shaft. Clips onto Grout Brush for floor grout.

Browse all Grout Brush articles

Last reviewed: August 2026 · Koh UK

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