Heating & Solar-Glycol Expansion Vessel Nitrogen Pre-Charge & Acceptance Sizer

Deterministic EN 12828 water/propylene-glycol volumetric thermal expansion e(T) + polytropic gas cushion V_n = V_exp / [1 - (P0+1)/(P_max+1)] engine (.pdf, .json, .csv) built for Reflex, Flamco, Caleffi, Watts — zero-upload ephemeral Wasm RAM execution.

+ Drop File

Cloudflare Ephemeral Wasm RAM · 0% Retention

DETERMINISTIC VERDICT

Double-click 2.4× zoom · Drag to pan / 3D orbit

Free Deterministic X-Ray Preview

Running ephemeral Wasm verification…

Verified Engineering Output

Instant unlock via Apple Pay / Card (Paddle Merchant of Record) · 1-click automated refund, zero support tickets.

HeyCheck Cloud Compilers · Deterministic Zero-Upload Wasm Execution Terms Privacy Refund Policy