Terms & Conditions

Last updated: 2026

1. Indicative Estimates & Technical Surveys

All BTU ratings, cooling capacities, and installation cost brackets produced by this calculator are approximate guides. A formal quotation requires an on-site physical inspection by an F-Gas registered engineer to verify pipe run routes, electrical consumer unit capacity, and condensate drainage paths.

2. Regulatory & F-Gas Compliance

All air conditioning and heat pump installations involving fluorinated greenhouse gases must be completed by REFCOM or F-Gas certified technicians in accordance with UK Environmental Agency regulations.

3. Intellectual Property

© 2026 Air Conditioning & Heat Pump Planning Hub (trevorangel.com). All calculations, interface designs, and code structures are protected intellectual property.