The Technical Expert Group of the Nordic Wood Preservation Council has published the updated Approval List No. 106, effective as of 22 August 2025. This list outlines the wood preservatives and wood protection systems approved under the NTR scheme for use in...
NEWS CATEGORY
Final version now available: NTR classified preservative-treated glued laminated timber
Following the consultation process, submitted comments have been reviewed and addressed. The document has been reviewed by the technical group and adopted by the Nordic Wood Preservation Council Board. The standard defines wood protection classes and corresponding...
New Approval list 105
The mew Approval List 105 includes updates with new products, renewed approval. Below is a summary of the key changes in NWPC Approval List 105: 1. New Products The following products have been newly added to the NWPC Approval List 105: Tanalith E9850Retention...
NTR Gluelam: Invitation to hearing and public consultation
Draft for "NTR Glulam" published We are pleased to announce that a new proposal for definition and quality assessment of NTR classified preservative-treated laminated wood is now available for downloading. We are keen to get your questions and feedback on the...
Save the Date: NTR Conference 2024
We noticed that our last newsletter did not reach all recipients due to a technical issue. To ensure that everyone receives the important information, we are sending it out again. If you have already received this newsletter, we ask for your understanding with this...
New Approval list
There is a new approval list published on the web page. The Technical Expert Group and secretariat have revised the Approval list with date 2023-07-01 and number 103.
Conference presentations and photos
Dear NTR community, The conference committee has collected, prepared and published all presentations from the NTR Conference 2022 in Oslo. Some photos are published. Please share your photos to make the photo gallery complete. You can access the presentations and...
Invitation to NTR Conference 2022 Oslo
We are happy to invite you all to NTR Conference 2022, Oslo, Norway. Please see full invitation and program Quick-facts and reservation OSLO 9. – 11. November 2022 Place: Hotel Bristol, Kristian IVs gate 7, Oslo Registration: Please register for the conference...
Ongoing revision of NTR system
The NWPC board of directors has decided to revise the NTR documents in its mission to continuously improve the competitiveness and quality of durable-treated wood. The NTR documents will be complemented with NTR Contracts to specify the business relations and...
Mats Westin appointed as new Chair to CEN/TC 38
The new CEN/TC 38 Secretariate secretary Ms Lina Nordfors announced that Mats Westin was elected to be new Chair of the TC38 "Durability of wood and derived materials". NWPC is one of the financers of the TC38 secretariate that SIS, Swedish Institute for Standards...
Reallocation of CEN/TC 38 secretariat to SIS
SIS, Swedish Institute for Standards, has applied for the Secretariat ofCEN/TC 38 Durability of wood and wood-based products. SIS wasapproved in a CEN Technical Board decision 9 August 2022.The change of secretariat will be on 12 October 2022.Lina Nordfors will be TC...
Remember to register
Don’t forget to register for this year’s most important Nordic event in the field of wood protection! It is time again to welcome all interested parties in wood protection to the Nordic Wood Protection Conference. This year’s event will take place in Oslo on 9-11...
Resolution regarding change of QCB
The NWPC board has decided to give specific advice regarding how and when it is allowed to change Quality Control Body (QCB). The NTR documents were written in a time when third party control was a national monopoly. At that time there was one control body per...
New appointment in TEG
The board of the Nordic Wood Protection Council, NWPC, decided at yesterday's board meeting to appoint Ulrich Hundhausen as a regular member of the Technical Group and replaces Per Otto Flaete with effect from now. Ulrich Hundhausen is senior scientist at Norsk...
Invitation to NWPC Conference – Oslo – 2022
NWPC - NTR 2022 Conference invitation and programme Facts OSLO 9. – 11. November 2022 Place: Hotel Bristol, Kristian IVs gate 7, Oslo Registration: Please register for the conference here. https://events.provisoevent.no/nho/events/NTRconference/register Deadline: 25....
Approval of Control body
C.A.T.G. Certification Limited in Dublin, Ireland has been approved as a NTR Control body and is entitled to perform quality control according to the NTR-quality system and the NTR-documents. The NTR Quality Control is operated through a cooperation by Svensk...
101th approval list published
The Technical Group of the Nordic Wood Preservation Council has published the new approval list of wood preservatives and other wood protection systems that have been approved by the Nordic Wood Preservation Council to be used in the NTR wood durability quality...
Conviction of NTR marketing offence in Finland
The use of NTR references led to a marketing offence conviction in Finland In Finland, a conviction has been handed down for a marketing offense related to the use of NTR markings and tags. In its labelling, the Finnish company VS Turva-Aidat Oy has used printouts...
Approval list nr 100 published
The Technical Group (TEG) of the Nordic Wood Preservation Council has published an updated Approval list The Approval list is the complete and current list of Wood preservatives and other wood protection systems approved by the Nordic Wood Preservation Council. The...
Open hours during summer holidays
During the summer holiday the office will be closed during the period of Friday the 16:th of July to the 8:th of August. First day of business as usual is the 9:th of august. Have an nice and safe summer holiday Fredrik Westin