Calculator designed with HVAC in mind. Includes every formula used and needed for HVAC installations including MBH and CFM. Print or send finished equations directly from your device.

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In addition to using free HVAC Calculations Manager version you can get unlimited number of form submissions by subscribing via an optional In-App Purchase and remove all ads by purchasing onetime fee. Subscribe from your device and access these services via mobile app.

In-App Subscription Details:
• Ad Removal is $0.99 US dollars one-time fee
• Monthly Unlimited Form Submission Subscription to get is $4.99 US dollars per month
• Annual Unlimited Form Submission Subscription to get is $49.99 US dollars per year
• Payment will be charged to Account at confirmation of purchase
• No cancellation of the current subscription is allowed during active subscription period
• Account will be charged for renewal automatically