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0d1ec2228d
Flat per-dwelling decommission price (sample_catalogue \£250) + 0.25 contingency (covers unknown heater count / hard-wired-vs-plugged / repaint extent). The JSON repo joins the contingency from config, proven by the new repo test. No composite Products machinery — a lodged secondary is one roughly-fixed job, not room-scaled. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
21 lines
1.1 KiB
JSON
21 lines
1.1 KiB
JSON
{
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"cavity_wall_insulation": { "unit_cost_per_m2": 18.5 },
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"loft_insulation": { "unit_cost_per_m2": 12.0 },
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"sloping_ceiling_insulation": { "unit_cost_per_m2": 40.0 },
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"flat_roof_insulation": { "unit_cost_per_m2": 60.0 },
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"suspended_floor_insulation": { "unit_cost_per_m2": 25.0 },
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"solid_floor_insulation": { "unit_cost_per_m2": 45.0 },
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"mechanical_ventilation": { "unit_cost_per_m2": 450.0 },
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"external_wall_insulation": { "unit_cost_per_m2": 100.0 },
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"internal_wall_insulation": { "unit_cost_per_m2": 90.0 },
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"double_glazing": { "unit_cost_per_m2": 600.0 },
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"secondary_glazing": { "unit_cost_per_m2": 510.0 },
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"low_energy_lighting": { "unit_cost_per_m2": 8.0 },
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"high_heat_retention_storage_heaters": { "unit_cost_per_m2": 3500.0 },
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"air_source_heat_pump": { "unit_cost_per_m2": 12000.0 },
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"gas_boiler_upgrade": { "unit_cost_per_m2": 3000.0 },
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"system_tune_up": { "unit_cost_per_m2": 500.0 },
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"system_tune_up_zoned": { "unit_cost_per_m2": 900.0 },
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"solar_pv": { "unit_cost_per_m2": 0.0 },
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"secondary_heating_removal": { "unit_cost_per_m2": 250.0 }
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}
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