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Heat Pump Sizing Tool

Select an option

Option 1

Detailed Whole House
Heat Loss Calculation

Option 2

Simple Whole House
Heat Loss Calculation

Option 2: Simple Whole House Heat Loss Calculation

Property details

Ground Floor: Length m
Width m
First Floor: Length m
Width m
Second Floor: Length m
Width m
House Type

Option 1: Detailed Whole House Heat Loss Calculation

Property Details

Property Type
Property Location

Option 1: Detailed Whole House Heat Loss Calculation

Section 1:
Take three measurements, add number of floors, select glazing type, select wall & roof type

LW
Length m
Width m
Room Height m
No. of Floors
Glazing Type
Wall Type
Roof Type

Option 1: Detailed Whole House Heat Loss Calculation

Section 2:
Calculate total external wall area

LWH
Length: Number of external walls
Width: Number of external walls

Hot Water

Hot water selection

Number of occupants

Pack choices

Select heat pump manufacturer

Select hot water cylinder type

Results

Based on your input, we have estimated the following:

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We will respond to all quote requests within 24 hours.

The is an estimating tool only and Unitherm take no responsibility on the sizing of the heat pump and hot water cylinder, based on this estimate.

A full room by room heat loss calculation is required to comply with MCS regulations to ensure accurate sizing of the heat pump and hot water cylinder, which can be provided by Unitherm as part of the MCS Umbrella Scheme service.

Images are for representation purposes only.

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