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CLS Studwork Timber

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Choose trade quality CLS studwork timber for reliable internal framing and partitions. At Travis Perkins, we stock both C16 CLS timber and C24 CLS timber, kiln-dried and planed for strength, accuracy, and ease of handling.

Our responsibly sourced CLS timber studwork is available in a range of sizes, treated or untreated, making it ideal for stud walls, partition walls, and timber framework construction. Regularised with eased edges, this CLS studwork timber offers a smooth finish and dependable performance on site, whether you’re working on new builds or property refurbishments.

Check availability of CLS timber near you at your local Travis Perkins branch. For related materials, explore our full ranges of timber, sheet materials, or plasterboard to complete your project. Open a Travis Perkins trade account to benefit from tailored pricing and support.

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Kiln Dried Regularised C16 47 x 100mm x 4.8m
5 (1 review)
Product Code: 944481
Kiln Dried Regularised C16 47 x 100mm x 4.8m
Retail price

£20.66

each
£17.22 ex. vat
Trade price
£17.57
Inc. VAT
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Kiln Dried Regularised C16 47 x 225mm x 4.8m
Product Code: 944071
Kiln Dried Regularised C16 47 x 225mm x 4.8m
Retail price

£46.42

each
£38.68 ex. vat
Trade price
£39.85
Inc. VAT
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38mm x 89mm x 2.4m CLS Profile Kiln Dried Studwork Timber
4.4 (17 reviews)
Product Code: 847883
38mm x 89mm x 2.4m CLS Profile Kiln Dried Studwork Timber
Retail price

£7.86

each
£6.55 ex. vat
Trade price
£6.68
Inc. VAT
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BSW Contract Cls 50 x 100mm x 2.4m (38 x 89 Fin)
3 (4 reviews)
Product Code: 944393
BSW Contract Cls 50 x 100mm x 2.4m (38 x 89 Fin)
Retail price

£6.86

each
£5.72 ex. vat
Trade price
£5.83
Inc. VAT
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Bsw Untreated Kiln Dried Regularised 47 x 75mm x 2.4m
Product Code: 944223
Bsw Untreated Kiln Dried Regularised 47 x 75mm x 2.4m
Retail price

£7.24

each
£6.03 ex. vat
Trade price
£6.22
Inc. VAT
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Ecc C16 Kd Regularised Timber 47 x 100mm x 3.6m
Product Code: 946941
Ecc C16 Kd Regularised Timber 47 x 100mm x 3.6m
Retail price

£16.04

each
£13.37 ex. vat
Trade price
£15.26
Inc. VAT
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38mm x 89mm x 2.4m ECC CLS Profile Timber Treated
Product Code: 947735
38mm x 89mm x 2.4m ECC CLS Profile Timber Treated
Retail price

£6.42

each
£5.35 ex. vat
Trade price
£5.47
Inc. VAT
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Ecc C16 Kd Regularised Timber 47 x 150mm x 3.6m
Product Code: 947150
Ecc C16 Kd Regularised Timber 47 x 150mm x 3.6m
Retail price

£24.11

each
£20.09 ex. vat
Trade price
£22.98
Inc. VAT
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38mm x 89mm x 2.4m ECC CLS Profile Timber
Product Code: 947000
38mm x 89mm x 2.4m ECC CLS Profile Timber
Retail price

£6.49

each
£5.41 ex. vat
Trade price
£5.57
Inc. VAT
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50mm x 100mm x 2.4m CLS Treated UC2 C16 Home Grown
Product Code: 944109
50mm x 100mm x 2.4m CLS Treated UC2 C16 Home Grown
Retail price

£6.49

each
£5.41 ex. vat
Trade price
£5.58
Inc. VAT
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38mm x 89mm x 3m ECC CLS Profile Timber
Product Code: 947078
38mm x 89mm x 3m ECC CLS Profile Timber
Retail price

£8.17

each
£6.81 ex. vat
Trade price
£7.00
Inc. VAT
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Ecc C16 Kd Regularised Timber 47 x 150mm x 4.8m
Product Code: 947493
Ecc C16 Kd Regularised Timber 47 x 150mm x 4.8m
Retail price

£32.11

each
£26.76 ex. vat
Trade price
£30.64
Inc. VAT
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50mm x 100mm x 4.8m CLS Treated UC2 C16 Home Grown
Product Code: 944038
50mm x 100mm x 4.8m CLS Treated UC2 C16 Home Grown
Retail price

£12.97

each
£10.81 ex. vat
Trade price
£11.14
Inc. VAT
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Ecc C16 Kd Regularised Timber 47 x 100mm x 2.4m
Product Code: 947088
Ecc C16 Kd Regularised Timber 47 x 100mm x 2.4m
Retail price

£10.67

each
£8.89 ex. vat
Trade price
£10.13
Inc. VAT
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BSW Contract Cls 50 x 75mm x 3.0m (38 x 63 Fin)
Product Code: 944148
BSW Contract Cls 50 x 75mm x 3.0m (38 x 63 Fin)
Retail price

£5.24

each
£4.37 ex. vat
Trade price
£4.51
Inc. VAT
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38mm x 63mm x 4.8m  CLS Profile Kiln Dried Studwork and Framing Timber
4.3 (4 reviews)
Product Code: 847892
38mm x 63mm x 4.8m CLS Profile Kiln Dried Studwork and Framing Timber
Retail price

£11.09

each
£9.24 ex. vat
Trade price
£9.52
Inc. VAT
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38mm x 89mm x 3m CLS Profile Kiln Dried Studwork Timber
5 (1 review)
Product Code: 955987
38mm x 89mm x 3m CLS Profile Kiln Dried Studwork Timber
Retail price

£9.80

each
£8.17 ex. vat
Trade price
£8.41
Inc. VAT
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50mm x 100mm x 3.0m CLS Treated UC2 C16 Home Grown
Product Code: 944073
50mm x 100mm x 3.0m CLS Treated UC2 C16 Home Grown
Retail price

£8.41

each
£7.01 ex. vat
Trade price
£7.99
Inc. VAT
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BSW Contract Cls 50 x 100mm x 3.0m (38 x 89 Fin)
Product Code: 944118
BSW Contract Cls 50 x 100mm x 3.0m (38 x 89 Fin)
Retail price

£8.14

each
£6.78 ex. vat
Trade price
£6.98
Inc. VAT
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BSW Contract C16 Cls 50 x 75mm x 2.7m (38 x 63 Fin)
Product Code: 944365
BSW Contract C16 Cls 50 x 75mm x 2.7m (38 x 63 Fin)
Retail price

£4.74

each
£3.95 ex. vat
Trade price
£4.07
Inc. VAT
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50mm x 75mm x 2.4m CLS Treated UC2 C16 Home Grown
5 (1 review)
Product Code: 944564
50mm x 75mm x 2.4m CLS Treated UC2 C16 Home Grown
Retail price

£4.21

each
£3.51 ex. vat
Trade price
£3.61
Inc. VAT
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38mm x 63mm x 2.4m ECC CLS Profile Timber
Product Code: 947874
38mm x 63mm x 2.4m ECC CLS Profile Timber
Retail price

£4.30

each
£3.58 ex. vat
Trade price
£3.70
Inc. VAT
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38mm x 89mm x 4.8m CLS Profile Kiln Dried Studwork Timber
3 (2 reviews)
Product Code: 847886
38mm x 89mm x 4.8m CLS Profile Kiln Dried Studwork Timber
Retail price

£15.70

each
£13.08 ex. vat
Trade price
£13.48
Inc. VAT
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Bsw Green Treated UC3 Contract C16 Cls 50 x 100mm x 4.8m
Product Code: 944202
Bsw Green Treated UC3 Contract C16 Cls 50 x 100mm x 4.8m
Retail price

£12.97

each
£10.81 ex. vat
Trade price
£11.14
Inc. VAT
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Bsw Green Treated UC3 Contract C16 Cls 50 x 100mm x 2.4m
Product Code: 944445
Bsw Green Treated UC3 Contract C16 Cls 50 x 100mm x 2.4m
Retail price

£6.49

each
£5.41 ex. vat
Trade price
£5.58
Inc. VAT
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38mm x 63mm x 2.7m CLS Profile Kiln Dried Studwork and Framing Timber
Product Code: 375743
38mm x 63mm x 2.7m CLS Profile Kiln Dried Studwork and Framing Timber
Retail price

£6.20

each
£5.17 ex. vat
Trade price
£5.34
Inc. VAT
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50mm x 75mm x 4.8m CLS Treated UC2 C16 Home Grown
5 (1 review)
Product Code: 944308
50mm x 75mm x 4.8m CLS Treated UC2 C16 Home Grown
Retail price

£8.47

each
£7.06 ex. vat
Trade price
£7.27
Inc. VAT
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Ecc C16 Kd Regularised Timber 47 x 75mm x 3.0m
Product Code: 947286
Ecc C16 Kd Regularised Timber 47 x 75mm x 3.0m
Retail price

£9.18

each
£7.65 ex. vat
Trade price available
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Ecc C16 Kd Regularised Timber 47 x 75mm x 2.4m
Product Code: 947098
Ecc C16 Kd Regularised Timber 47 x 75mm x 2.4m
Retail price

£7.34

each
£6.12 ex. vat
Trade price available
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BSW Contract Cls 50 x 75mm x 2.4m (38 x 63 Fin)
4.1 (13 reviews)
Product Code: 984334
BSW Contract Cls 50 x 75mm x 2.4m (38 x 63 Fin)
Retail price

£4.20

each
£3.50 ex. vat
Trade price
£3.58
Inc. VAT
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Showing 1—30 items of 61

Learn more about CLS studwork timber

CLS studwork timber is widely used for internal framing where consistent sizing and straightforward handling are important. Trade professionals rely on it for stud partitions, lining frames, and other timber for stud walls in residential and light commercial projects. 

 

Within our range, you can browse CLS timber options by section and length to match layout requirements and installation method. Whether you need regularised CLS timber for clean, repeatable framing or specific formats for joinery support, selecting the right product helps keep work accurate and efficient. 

 

Always check product specifications before ordering though, to confirm exact dimensions and intended use.

 

Typical uses

 

  • Building internal partition frames and non-load-bearing stud walls in domestic and commercial fit-outs.

  • Forming lining and service battens before installing sheet materials on walls and ceilings.

  • General carpentry tasks, where consistent CLS timber sizes improve repeatability across multiple sections.

  • Coordinating internal framing with our collection of building materials for complete project delivery.

 

How to choose the right CLS studwork timber

 

  • Start with your wall or framing design, then match CLS section sizes and timber lengths to the planned layout.

  • Choose product types based on site conditions, including whether treated CLS timber is required for the application.

  • For interior work, compare kiln-dried CLS timber options where dimensional stability is a project priority.

  • Confirm compatibility with the boards and fixings you plan to use in the frame system.

  • For visible interior timber details, review whether planed softwood timber is more suitable.

  • Check product specifications for exact sizes, finish, and intended use before final selection.

 

Before you order

 

  • Prepare a full framing schedule with stud centres, openings, and allowances for offcuts.

  • Check product specifications for finished dimensions, treatment status, and intended application.

  • Confirm storage conditions, so that timber remains suitable for internal installation.

  • Ensure fixings, brackets, and board materials are included for the full framing system.

  • Verify handling and access arrangements for longer lengths before checkout.

 

Explore our range of CLS studwork timber

Our selection of products includes CLS studwork timber for partition framing, internal lining structures, and repeat-format carpentry where consistent sections matter. 

 

Within our range, you can also compare CLS timber by size and length to suit room layouts, service zones, and board support requirements. 


For wider project planning, browse our huge selection of timber and sheet materials and align CLS selections with complementary board and timber categories. Where projects include external elements though, you can compare related options – such as treated timber for suitable applications. For mixed indoor-outdoor schemes, additional categories like timber decking and fence panels help coordinate materials across the full build as well.

FAQs about CLS studwork timber