Deterministic EN 1264 radiant floor heat flux + Darcy-Weisbach Colebrook-White PEX friction loss + Q = m_dot * Cp * ΔT manifold balancing engine (.pdf, .csv, .dxf, .json) built for Uponor, Rehau, Oventrop, Danfoss — zero-upload ephemeral Wasm RAM execution.
Running ephemeral Wasm verification…