Terms of Service
Last updated: February 2026
1. Estimation Disclaimer & Liability
The materials, calculations, fasteners, adhesive counts, and cost ranges generated by Shiplap Calculator are provided for preliminary planning purposes only. Physical construction conditions, stud irregularities, manufacturer milling deviations, and local building code requirements vary. Always confirm lumber takeoffs with your local building inspector or structural supplier prior to making non-refundable lumber purchases.
2. Free Access & Fair Use
Shiplap Calculator is 100% free to use for personal DIY planning, educational demonstrations, and commercial contracting estimates. You may use our embeddable widget on your website with standard link attribution.
3. Intellectual Property
All proprietary algorithms, SVG layout visualizers, and educational diagrams on this site are protected by copyright. Automated scraping or framing without attribution is prohibited.