You are here: Home / Construction Timber Construction Timber Balcas can offer timber which is: Kiln Dried Spruce (KD), CE marked, graded to C16 in accordance with BS EN 14081 and five side wrapped Planed to R4E (Radius Four Edge) Planed Square Edge Unseasoned Treated with LONZA Tanalith E (green) or Tanatone (brown) For further information on Treated Product click here. Download a PDF for more details of our current construction range. KD C16 R4E PRODUCT 09-13 (pdf | 80Kb) KD C16 PRODUCT IRE 09-13 (pdf | 82Kb) Contact us for more information. In this section Balcas Timber Construction Timber Fencing Treated Product Balcas Sleepers Permapost Pallets and Packaging © Balcas 2021 | We are proud to have partnered with RNLI Acceptable Use Policy | Cookie Policy | Modern Slavery Act Statement| Privacy Policy | Terms of Use | Balcas Energy | Balcas Timber By continuing to browse the site, you are agreeing to our use of cookies.OKLearn more