Operator field data — collected on site at Asuntomessut 2026, Lempäälä (29 July 2026) How we read the data

Kohde 27 · Asuntomessut 2026

Completed

Saikanhelmi

built by Maanrakennus Antti Patakangas Oy84 m²

About this project

Saikanhelmi is a two-level house with an area of 84 m², comprising 4 rooms, a kitchen, sauna, utility room, WC, and storage. The gross area of the whole building is 465 kem². It sits on a 1 500 m² plot, which includes a shared building right of 450 m². The house features a timber frame structure and a timber panel facade, with geothermal heating.

84 m² total area
Where
As built

Project specifications

Areas & dimensions

Gross floor area465 (whole building)
Plot1 500 m², building right 450 m² (shared)

Construction & systems

Frametimber frame
Facadetimber panel
Heatinggeothermal

Other

huoneisto84 m², two-level, 4 rooms + kitchen + sauna + utility + WC + storage
Budget

Build a budget

84 m² from the model
1House-kit level
Subtotals by group
Plot and permits710 – 2 090 €
Catalogue norm
Design4 480 – 12 980 €
Catalogue norm
Connections1 500 – 6 500 €
Catalogue norm
Site works16 240 – 47 600 €
Catalogue norm
House kit151 200 – 211 200 €
Catalogue normequalised with the shell stage price: at this size the finishing norm does not cover the fixed works; the estimate is a lower bound
Technical systems—
Included in the kit
Interior and finishing—
Included in the kit
Other costs14 794 – 36 220 €
Catalogue norm
Specialist designs (heating/vent/water/electrical)Not added
B2Included in the kit
Heating — air-to-water heat pump, installedNot added
F1Included in the kit
Heat-recovery ventilationNot added
F3Included in the kit
Internal electrical and low-voltageNot added
F4Included in the kit
Internal plumbing and sanitary wareNot added
F5Included in the kit
Interior finishing (below turnkey stage)Not added
G1Included in the kit
Every row states its source. No figure is a model's guess.
See it line by line
2Build locationThe county adjusts the local-work lines — site works, connections, permits — not the house kit.
3Do you have a plot?
A plot with a detailed plan saves both money and months.
Helps manufacturers check the model fits your plot.
4What is already on the plot?
Electricity
Water and sewer
Connections are the cost buyers most often miss.
5How will you finance it?
188 924 – 316 590 € excl. VAT · 2 249 € / m²Indicative range, not a quote. Every row states its source.
In progress & finished

Construction & reveal photos

Coming soon

Built by

Maanrakennus Antti Patakangas Oy
Since 2014
View profile

More projects by Maanrakennus Antti Patakangas Oy

Saikanhelmi
74.5 m²by Maanrakennus Antti Patakangas Oy
View project

Project credits

Pääsuunnittelija (principal designer)
Sevendim Oy — Lassi Hintikka
Architecture
ARK Jarkko Niskanen
Interior design
Antti Patakangas
Landscape design
ARK Jarkko Niskanen
Contractor
Maanrakennus Antti Patakangas Oy
Developer
Maanrakennus Antti Patakangas Oy
Exhibitor
Maanrakennus Antti Patakangas Oy

Part of the same complex

Operator field data — collected on site at Asuntomessut 2026, Lempäälä (29 July 2026) How we read the data

Kohde 27 · Asuntomessut 2026

Projects / Maanrakennus Antti Patakangas Oy
Completed
Saikanhelmi
by Maanrakennus Antti Patakangas Oy
84 m²

About

Saikanhelmi is a two-level house with an area of 84 m², comprising 4 rooms, a kitchen, sauna, utility room, WC, and storage. The gross area of the whole building is 465 kem². It sits on a 1 500 m² plot, which includes a shared building right of 450 m². The house features a timber frame structure and a timber panel facade, with geothermal heating.

Where

As built

Project specifications

Areas & dimensions

Gross floor area465 (whole building)
Plot1 500 m², building right 450 m² (shared)

Construction & systems

Frametimber frame
Facadetimber panel
Heatinggeothermal

Other

huoneisto84 m², two-level, 4 rooms + kitchen + sauna + utility + WC + storage
Budget

Build a budget

84 m² from the model
1House-kit level
Subtotals by group
Plot and permits710 – 2 090 €
Catalogue norm
Design4 480 – 12 980 €
Catalogue norm
Connections1 500 – 6 500 €
Catalogue norm
Site works16 240 – 47 600 €
Catalogue norm
House kit151 200 – 211 200 €
Catalogue normequalised with the shell stage price: at this size the finishing norm does not cover the fixed works; the estimate is a lower bound
Technical systems—
Included in the kit
Interior and finishing—
Included in the kit
Other costs14 794 – 36 220 €
Catalogue norm
Specialist designs (heating/vent/water/electrical)Not added
B2Included in the kit
Heating — air-to-water heat pump, installedNot added
F1Included in the kit
Heat-recovery ventilationNot added
F3Included in the kit
Internal electrical and low-voltageNot added
F4Included in the kit
Internal plumbing and sanitary wareNot added
F5Included in the kit
Interior finishing (below turnkey stage)Not added
G1Included in the kit
Every row states its source. No figure is a model's guess.
See it line by line
2Build locationThe county adjusts the local-work lines — site works, connections, permits — not the house kit.
3Do you have a plot?
A plot with a detailed plan saves both money and months.
Helps manufacturers check the model fits your plot.
4What is already on the plot?
Electricity
Water and sewer
Connections are the cost buyers most often miss.
5How will you finance it?
188 924 – 316 590 € excl. VAT · 2 249 € / m²Indicative range, not a quote. Every row states its source.

Construction photos

Coming soon

Built by

Maanrakennus Antti Patakangas Oy
since 2014

About this build

Total floor area
84 m²

More projects by Maanrakennus Antti Patakangas Oy

Saikanhelmi
74.5 m²by Maanrakennus Antti Patakangas Oy
View project

Project credits

Pääsuunnittelija (principal designer)
Sevendim Oy — Lassi Hintikka
Architecture
ARK Jarkko Niskanen
Interior design
Antti Patakangas
Landscape design
ARK Jarkko Niskanen
Contractor
Maanrakennus Antti Patakangas Oy
Developer
Maanrakennus Antti Patakangas Oy
Exhibitor
Maanrakennus Antti Patakangas Oy

Part of the same complex