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The Wkb guide for installers
A free 18-page whitepaper with the complete checklist for the GVK-1 consumer file: what must be included, what is optional, and how the inspection scrutinises it.
What you get
- Complete GVK-1 document list
- Final inspection + signature template
- ISDE application sheet and F-gas declaration
- Three ready-to-use templates
Ready to get your dossier in order?
Try free for 14 days - no credit card required.