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♨️ Hydronic Flow
Required GPM for a hydronic load: GPM = BTU/h / (500 × ΔT).
The Mixadù Hydronic Flow is a free online calculator that required GPM for a hydronic load: GPM = BTU/h / (500 × ΔT). It runs entirely in your browser — no sign-up, no uploads, and your inputs never leave your device. Supported units include BTUH, TR, KW.
- Instant results as you type
- Free — no login or sign-up
- Private: runs entirely in your browser
- Part of the 91-tool Engineering Toolkit
Frequently asked questions
Is the Hydronic Flow free?
Yes. The Hydronic Flow is completely free, with no login or sign-up.
Are my inputs uploaded anywhere?
No. The Hydronic Flow runs entirely in your browser; your inputs never leave your device.
Which units does the Hydronic Flow support?
It supports BTUH, TR, KW.
Does the Hydronic Flow work on mobile?
Yes. It is fully responsive and works on phones and tablets.