PHPP Estimator: Design & Cost Sandbox
1. Geometry & Structure
2. Fabric U-Values (W/m²K)
3. Occupancy & Ventilation
Occupants
Bathrooms
Install MVHR System
4. Internal & Solar Gains
Assume 1 kWh Elec = 1 kWh Heat
5. Cost Assumptions
Energy Prices (OPEX)
(Gas, Oil, or HP adjusted Elec)
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Net Heat Demand (≤15)
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Gross Heat Loss
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Total CapEx
€{{ fmt(c.total_opex) }}/yr
Total OpEx (Heat+Elec)
🌎 Global Matrix
📊 Charts
📋 Raw Data
Global Energy & Cost Matrix (Losses vs Gains)
Type
Element
Area/Vol
Total kWh/y
Spec. kWh/m²a
Build Rate / Unit Cost
Total Cost
Spec. Cost (Net)
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1. Full Geometry Dump
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2. Full Heat Loss & Gain Dump
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3. Full Cost Dump
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