Expansion Aluminium Trim – 3m Lengths
Roberts Designs
Expansion Aluminium Trim – 3m Lengths
Pickup available at Excellent Tiling Services - Maddington
Usually ready in 24 hours
- Perth metro deliveryLocal delivery options show at checkout, or choose free pickup from Maddington. Outside Perth? Ask for a freight quote.
- See it in the showroom17A Olga Road, Maddington WA 6109 · by appointment · Book a visit
- 30-day change-of-mind returnsUnused, uninstalled and in original packaging. Returns policy
- Questions about fit or finish?Call 0450 960 543 or send us a message.
Roberts Designs Expansion Aluminium Trim is a ready made movement joint for tiled floors: two aluminium edges with a neutral cure silicone infill that stretches and recovers as the floor moves, so tiles do not crack. 3m lengths, grey or black infill.
Use it for
- Movement joints in large tiled floors and at changes of direction
- Doorways, junctions between rooms, balconies and external paving
Specifications
- Material: Aluminium
- Grade: 6063
- Temper: T5
- Finish: Mill
- Infill: Neutral cure silicone
- Movement capability: 25 percent
- Shore A hardness: about 30
- Tensile expansion: about 600 percent
- Stress expansion modulus: about 0.5 N/mm2 at 100 percent
- Length: 3m
- Sizes (height x infill width): 8, 10, 11, 12, 15, 18 or 22mm high, with a 6mm or 10mm wide joint
- Infill colours: Grey or Black
- Model: RDTT899gr (11mm x 10mm Grey); see options for the full code list
Good to know
- Match the height to tile thickness plus adhesive.
- Australian tiling standards call for movement joints at set spacings and at perimeters.
- Wet adhesive and grout are highly alkaline and will etch aluminium if left sitting on the trim. Wipe the trim clean as you go and change your bucket water often.
Details & specifications
Need help choosing or confirming fit? Talk to our Maddington showroom or call 0450 960 543.
Specifications
- Brand
- Roberts Designs
- Product type
- Expansion Trim
- Size
- 11mm x 10mm wide, 11mm x 6mm wide, 15mm x 6mm wide, 22mm x 10mm wide, 12mm x 6mm wide, 18mm x 10mm wide, 10mm x 6mm wide, 15mm x 10mm wide, 8mm x 6mm wide, 12mm x 10mm wide, 10mm x 10mm wide, 8mm x 10mm wide, 22mm x 6mm wide, 18mm x 6mm wide
- Colour
- Grey, Black
| Option | Product code | Barcode |
|---|---|---|
| 11mm x 10mm wide / Grey | RDTT899gr | |
| 11mm x 10mm wide / Black | RDTT900b | |
| 11mm x 6mm wide / Grey | RDTT897gr | |
| 11mm x 6mm wide / Black | RDTT898b | |
| 15mm x 6mm wide / Black | RDTT827b | |
| 22mm x 10mm wide / Grey | RDTT842gr | |
| 12mm x 6mm wide / Black | RDTT825b | |
| 18mm x 10mm wide / Grey | RDTT840gr | |
| 10mm x 6mm wide / Black | RDTT823b | |
| 15mm x 10mm wide / Grey | RDTT838gr | |
| 8mm x 6mm wide / Black | RDTT821b | |
| 12mm x 10mm wide / Grey | RDTT836gr | |
| 22mm x 10mm wide / Black | RDTT843b | |
| 10mm x 10mm wide / Grey | RDTT834gr | |
| 18mm x 10mm wide / Black | RDTT841b | |
| 8mm x 10mm wide / Grey | RDTT832gr | |
| 15mm x 10mm wide / Black | RDTT839b | |
| 22mm x 6mm wide / Grey | RDTT830gr | |
| 12mm x 10mm wide / Black | RDTT837b | |
| 18mm x 6mm wide / Grey | RDTT828gr | |
| 10mm x 10mm wide / Black | RDTT835b | |
| 15mm x 6mm wide / Grey | RDTT826gr | |
| 8mm x 10mm wide / Black | RDTT833b | |
| 12mm x 6mm wide / Grey | RDTT824gr | |
| 22mm x 6mm wide / Black | RDTT831b | |
| 10mm x 6mm wide / Grey | RDTT822gr | |
| 18mm x 6mm wide / Black | RDTT829b | |
| 8mm x 6mm wide / Grey | RDTT820gr |
Delivery, pickup & returns
- Tiles and large items are delivered across the Perth metro area, and small items ship Australia-wide. Delivery options for your address show at checkout, or contact us for a freight quote.
- Free pickup from 17A Olga Road, Maddington, by appointment once we confirm your order is ready.
- Change-of-mind returns within 30 days of receiving your order, for unused products in original packaging. A restocking fee applies.
Why buy from ETS
A local Perth business that supplies and installs what it sells, with a showroom in Maddington.
Trade pricing
Builders, tilers and renovators see trade prices on every product once their trade account is approved.
See it before you buy
Compare tiles and bathroomware in person at our Maddington showroom, by appointment Mon–Sat 4:30–9 pm.
Advice from a tiling team
Not sure about quantities, layouts or what goes together? Ask us before you order.
Before you order
More answers on our FAQs page, or call 0450 960 543.
Is everything in stock?
Not always. Some products are ordered in from the supplier. If you need something by a certain date, call us to check before you order.
Do you deliver?
Tiles and large items are delivered within the Perth metro area, or you can pick up free from Maddington. Small bathroom items like tapware and accessories post anywhere in Australia from $9.95 (up to 250 g; 500 g $11.95, 1 kg $15, 3 kg $20). Delivery options for your address show at checkout.
How much tile should I order?
Measure the area in square metres and add 10% for cuts and breakages (15–20% for herringbone or diagonal layouts). Every tile page has a calculator that sets the quantity for you.
Can I pick up my order?
Yes. Choose pickup at checkout. Wait until we tell you your order is ready, then book a pickup time and bring your order number.
Can I return something?
Change-of-mind returns are accepted within 30 days for unused products in original packaging. A 15% restocking fee applies. Faulty or damaged items are covered under the Australian Consumer Law. See our Refund Policy.
