Pasaia (Spain)

The Spanish pilot project will take place in Pasaia in the region of Guipuzkoa. The building contains eight dwellings homes owned by a public social housing. The climate is typical of the Cantabrian coast, with cold winters and mild summers.

Climatic zone (Köppen): Climatic zone (Köppen): Cfb (temperate oceanic climate)

Weather characteristics:

Mild winter, with average temperature clearly higher than the other pilot sites
Summer: temperatures remain also moderate

Building description

Built in 2008, multi-family building with 8 dwellings, split into two floors. All the dwellings are similar in size: 2 or 3 room apartments, ≈75 m2/each.

Ownership: Building owned by a public non-profit social housing company

Existing heating and DHW System: Individual gas boilers for space heating and DHW and a solar thermal installation (never started) in the roof with individual thermal storage in each dwelling (100 litres). Radiators as heat emitters in the main rooms. Supply/return temperatures: 80/60 ºC.

Existing control and monitoring System: There is no monitoring system installed. Basic control system in each dwelling: water supply controlled by ambient thermostats (on/off control strategy).

Building energy consumption

Consumption data (estimations based on “Plan Zero Plana”):

Space heating and DHW ≈ 32,3 MWh/y

Electricity consumption ≈ 12,8 MWh/y

What has been done

Detailed implementation projects finalized
Permisissions for the work ready
Preliminary works planning ready
Most of the equipment required for the works already received
Heat Pumps configuration and communication tests ongoing