Four free online tools for sprinkler designers and fire-safety engineers. No signup, no email — just open and use. Results follow EN 12845 / NFPA 13 sizing rules.
Area + risk class → head count, AMAO and design flow per EN 12845.
Open tool8 quick questions → suggested EN 12845 risk class for your building.
Open toolEstimate pump head and flow from area, height and pipe length.
Open toolBallpark bill of materials and price for any building type.
Open toolCreate a free FireTwin project — full 3D editor, hydraulic engine, priced BOM and AI compliance review.