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basic estimate for cost of cylinder

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Khalim Conn-Kowlessar 2024-10-08 18:34:42 +01:00
parent 703cdcf1cb
commit c47d1db2ba
2 changed files with 10 additions and 5 deletions
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10
recommendations/Costs.py
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@ -841,7 +841,7 @@ class Costs:
"labour_days": labour_days,
}
def high_heat_electric_storage_heaters(self, number_heated_rooms):
def high_heat_electric_storage_heaters(self, number_heated_rooms, needs_cylinder):
"""
We base the estimates for the cost of electric storage heaters on the cost per room as estimated by the
@ -852,8 +852,12 @@ class Costs:
:param number_heated_rooms: int, number of rooms to be heated
"""
# 500 is the cost of a dual immersion heater - a rough estimate
total_cost = 1200 * number_heated_rooms + 500
if needs_cylinder:
# 1000 is the cost of a new hot water cylinder
total_cost = 1200 * number_heated_rooms + 1000
else:
# 500 is the cost of a dual immersion heater - a rough estimate
total_cost = 1200 * number_heated_rooms + 500
subtotal_before_vat = total_cost / (1 + self.VAT_RATE)
vat = total_cost - subtotal_before_vat

5
recommendations/HeatingRecommender.py
View file

@ -858,7 +858,8 @@ class HeatingRecommender:
# Upgrade to electric storage heaters
costs = self.costs.high_heat_electric_storage_heaters(
number_heated_rooms=number_heated_rooms
number_heated_rooms=number_heated_rooms,
needs_cylinder=self.property.hotwater["system_type"] == "from main system"
)
if self.dual_heating:
description = self.DUAL_HEATING_DESCRIPTIONS[
@ -866,7 +867,7 @@ class HeatingRecommender:
]["hhr"]["recommendation_description"]
else:
description = "Install high heat retention electric storage heaters."
description = "Install high heat retention electric storage heaters with an appropriate off-peak tariff."
# We check the existing heating system and controls
if (