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Render & Roughcast Accessories | SBR, PVA, Fixings & Primers

Explore our range of render and roughcast accessories, essential for preparing surfaces, improving adhesion, and fixing insulation boards in external wall rendering and dry dash applications. Whether you're a roughcaster, plasterer, or external wall insulation installer, we stock all the key products to get the job done professionally.

✅ SBR Bonding Agents – improves flexibility, adhesion & waterproofing
✅ PVA Primers – ideal for surface prep and bonding
✅ Insulation Fixings & Washers – secure EPS, mineral wool & XPS boards
✅ Mesh, corner beads & render scrim also available
✅ Trade-grade performance with nationwide delivery

Trusted by contractors across the UK, our render accessories ensure strong, lasting results on any roughcast or render system.

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Bitumen Paint 5Ltr (Bond-It)

Alter Supplies
£24.00 - £24.00
£24.00
£24.00 - £24.00
£24.00
In stock

Bitumen Paint 5Ltr (Bond-It) Discover the ultimate solution for protecting your surfaces with Bond-It Bitumen Paint. This premium-quality ...

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£24.00 - £24.00
£24.00
£24.00 - £24.00
£24.00
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SBR ADMIXTURE 5LTR

Alter Supplies
£24.00
£24.00 - £24.00
£24.00
£19.80
£19.80 - £19.80
£19.80
In stock

Increase the flexibility, water resistance, and durability of your cement screeds and mortars with our Styrene Butadiene Copolymer Latex. Perfect f...

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£24.00
£24.00 - £24.00
£24.00
£19.80
£19.80 - £19.80
£19.80
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Insulating Tape 25mm x 3M Roll CLEAR

Alter Supplies
£1.20 - £1.20
£1.20
£1.20 - £1.20
£1.20
In stock

insulating Tape is a type of pressure-sensitive tape used to insulate electrical wires and other materials that conduct electricity. It can be made...

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£1.20 - £1.20
£1.20
£1.20 - £1.20
£1.20

B3 Fill and Fix Expanding Foam Aerosol 750ml

Alter Supplies
£7.80 - £7.80
£7.80
£7.80 - £7.80
£7.80
In stock

B3 Fill and Fix Expanding Foam Aerosol 750ml Discover the versatility and reliability of the B3 Fill and Fix Expanding Foam Aerosol. This exceptio...

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£7.80 - £7.80
£7.80
£7.80 - £7.80
£7.80

CONTRACTORS PVA 5 LTR

Alter Supplies
£14.40 - £14.40
£14.40
£14.40 - £14.40
£14.40
In stock

CONTRACTORS PVA 5 LTR Introducing the CONTRACTORS PVA 5 LTR, your ultimate solution for all bonding and sealing needs! This premium qualit...

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£14.40 - £14.40
£14.40
£14.40 - £14.40
£14.40

Brick & Patio cleaner 5ltr

Alter Supplies
£9.99 - £9.99
£9.99
£9.99 - £9.99
£9.99
In stock

Brick & Patio Cleaner 5Ltr Revitalize your outdoor spaces with the Brick & Patio Cleaner 5Ltr. Specially formulated to tackle toug...

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£9.99 - £9.99
£9.99
£9.99 - £9.99
£9.99
Sold out

Small jointing clips

Alter Supplies
£36.00 - £36.00
£36.00
£36.00 - £36.00
£36.00
Out of stock

Small jointing clips (100 Bag) 3756

£36.00 - £36.00
£36.00
£36.00 - £36.00
£36.00
Sold out

DIPK 10/80/100 (Box of 200) Fixings

Alter Supplies
£60.00 - £60.00
£60.00
£60.00 - £60.00
£60.00
In stock

Discover the Power of DIPK 10/80/100 Fixings Enhance your construction and renovation projects with the DIPK 10/80/100 Fixings. This box o...

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£60.00 - £60.00
£60.00
£60.00 - £60.00
£60.00

DIPK 10/40/60 (Box of 200) Fixings

Alter Supplies
£48.00 - £48.00
£48.00
£48.00 - £48.00
£48.00
In stock

Enhance Your Fixing Solutions with DIPK 10/40/60 (Box of 200) Introducing the fischer drive anchor DIPK 10, a cutting-edge fastening solut...

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£48.00 - £48.00
£48.00
£48.00 - £48.00
£48.00

DIPK 10/100/120 (Box of 200) Fixings

Alter Supplies
£60.00 - £60.00
£60.00
£60.00 - £60.00
£60.00
In stock

Introducing the DIPK 10/100/120 Fixings - Box of 200 Upgrade your construction and insulation projects with the DIPK 10/100/120 F...

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£60.00 - £60.00
£60.00
£60.00 - £60.00
£60.00

DIPK 10/10/30 (Box of 200)

Alter Supplies
£42.00 - £42.00
£42.00
£42.00 - £42.00
£42.00
In stock

Versatile and Reliable DIPK 10/10/30 Drive Anchor The DIPK 10/10/30 Drive Anchor is the ultimate solution for all your anchoring needs. Th...

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£42.00 - £42.00
£42.00
£42.00 - £42.00
£42.00

DIPK 10/60/80 (Box of 200) Fixings

Alter Supplies
£54.00 - £54.00
£54.00
£54.00 - £54.00
£54.00
In stock

DIPK 10/60/80 (Box of 200) Fixings Introducing the DIPK 10, a premium drive anchor designed for superior performance and versatility in co...

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£54.00 - £54.00
£54.00
£54.00 - £54.00
£54.00
Sold out

FirTree Button (1,000 per box)

Alter Supplies
£48.00 - £48.00
£48.00
£48.00 - £48.00
£48.00
Out of stock

RAWLPLUG FirTree Button (1,000 per box) Description: Model: FTF-PA Dimensions: 29 X 7.5mm Quantity: 1,000 buttons per box Firtree Fixings secure...

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£48.00 - £48.00
£48.00
£48.00 - £48.00
£48.00
Sold out

Parex Bead Adhesive (12 tubes per box) SOLD INDIVIDUALLY

Alter Supplies
£4.20 - £4.20
£4.20
£4.20 - £4.20
£4.20
In stock

Based on new technology, Parex’s Render Bead Adhesive is the first hybrid polymer grab adhesive especially created for the installation of external...

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£4.20 - £4.20
£4.20
£4.20 - £4.20
£4.20

FISCHER 6x40mm Hammer fixings c/w collar (bead)

Alter Supplies
£10.80 - £10.80
£10.80
£10.80 - £10.80
£10.80
In stock

Discover the FISCHER 6x40mm Hammer Fixings with Collar (Bead) The FISCHER Hammerfix N-S is engineered for reliability and efficiency, featuring a ...

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£10.80 - £10.80
£10.80
£10.80 - £10.80
£10.80

MONSTER MESH PINK 50M X 1M

Alter Supplies
£66.00 - £66.00
£66.00
£66.00 - £66.00
£66.00
In stock

An alkali resistant glass fibre woven mesh, ideal for reinforcement of render or basecoat plaster. An ideal anti-crack reinforcement for rendering ...

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£66.00 - £66.00
£66.00
£66.00 - £66.00
£66.00

Enewall Scrim Mesh/ 1mx50m

Alter Supplies
£58.80 - £58.80
£58.80
£58.80 - £58.80
£58.80
In stock

Enewall Scrim Mesh - 1mx50m Introducing the Enewall Scrim Mesh, a premium-quality reinforcement solution specifically designed for constru...

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£58.80 - £58.80
£58.80
£58.80 - £58.80
£58.80

Window protection 500mm x 1m roll

Alter Supplies
£30.00 - £30.00
£30.00
£30.00 - £30.00
£30.00
In stock

Weberpral M is a one-coat, ready-mixed, cementitious, weather resistant, external decorative, through-coloured render, suitable for most types of b...

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£30.00 - £30.00
£30.00
£30.00 - £30.00
£30.00
Sold out

SELF DRILLING INSULATION SCREWS 4.8x80mm 200 per box

Alter Supplies
£24.00 - £24.00
£24.00
£24.00 - £24.00
£24.00
Out of stock

Self-drilling screw (duplex coated carbon steel) for fastening insulation panels to cement board or steel (up to 3 mm). Base materials: Carbon ste...

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£24.00 - £24.00
£24.00
£24.00 - £24.00
£24.00
Sold out

Scrim Tape 90m

Alter Supplies
£5.40 - £5.40
£5.40
£5.40 - £5.40
£5.40
In stock

Scrim Tape is an essential accessory for dry-liners and DIY enthusiasts, it is needed for any joins found in Acoustic Plasterboard to our MuteBoard...

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£5.40 - £5.40
£5.40
£5.40 - £5.40
£5.40

Enewall Fungcidal wash 5ltr

Alter Supplies
£14.40 - £14.40
£14.40
£14.40 - £14.40
£14.40
In stock

Discover Enewall Fungicidal Wash – 5 Liters of Powerful Protection Transform your space with Enewall Fungicidal Wash, a high-performance s...

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£14.40 - £14.40
£14.40
£14.40 - £14.40
£14.40

60mm Fixings box of 100

Alter Supplies
£30.00 - £30.00
£30.00
£30.00 - £30.00
£30.00
In stock

£30.00 - £30.00
£30.00
£30.00 - £30.00
£30.00
Sold out

Red Exterior Masking Tape 48mm x 50m

Alter Supplies
£5.40 - £5.40
£5.40
£5.40 - £5.40
£5.40
Out of stock

The weather-resistant Contractor Tape is 60 days of clean removal. The exterior mask tape is recommended for the professional and DIY market. Ideal...

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£5.40 - £5.40
£5.40
£5.40 - £5.40
£5.40
Sold out

PowerFrost 1Ltr (Bond-It)

Alter Supplies
£12.00 - £12.00
£12.00
£12.00 - £12.00
£12.00
Low stock

A premium quality, chloride free, 5 times stronger concentrate additive that increases frost resistance and accelerates the setting time of cement ...

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£12.00 - £12.00
£12.00
£12.00 - £12.00
£12.00