ᐅ Single-Family Home Optimization and Planning (180 sqm + Attic, No Basement)

Created on: 22 May 2020 21:23
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phil12345
Hello everyone,

I was directed to this interesting sub-forum through other threads, and of course, I would like to share our idea pool in the form of Draft 2.0.

First, a few facts about us:

Both 32 years old, no children, working full time. Two children are planned, but only after the house is built and before 40. So, relatively mid-term.

We plan to build in the front yard (650 m² (7,000 sq ft)) of the builder’s parents. The plot is signed, and the partnership agreement is in place. We envision a single-family house of about 180 m² (1,940 sq ft) with a double garage. We do not want a basement.
The house should preferably meet the KfW55 energy efficiency standard despite having a gas heating system. As a guy, I obviously find KNX great, but maybe Somfy Smart Home would also work. However, I would really regret it in the future if I squander that investment.

The cube shown in the drawing, originally made of exposed concrete, has now been clad with Trespa panels. The window shutters should be external Venetian blinds (Raffstores) in the basement and regular shutters on the upper floor. A large covered terrace (not visible here) is also very important to us since we really want to sit in the garden sheltered from the weather.

Additionally, we face the challenge that the driveway is from the southwest side, so we need to combine garden and driveway.

A wood-burning fireplace is very important to the builder. The airlock/transition zone between garage and house, connecting both, is also essential. We like the idea of a shared but “separate” bathroom; a bathtub is not necessary. An additional third, basic bathroom in the garage for garden parties is also planned (we live in a rural area of Lower Saxony, where corn and beer are enjoyed every other day…) but should be kept very simple.

I will actively participate in the thread and look forward to an engaging discussion.

Best regards,
Phil12345

Modern two-story brick villa with red brickwork, glass annex, and garage.


Modern red brick house with gray annex cube and large windows.


Floor plan of a house: garage for two cars, entrance area, kitchen, living/dining room, utility room.


Floor plan of a house: hallway, office/utility room, bathroom, shower, two kids’ rooms and parents’ dressing room.
kaho67425 May 2020 14:34
Ah, you also forgot to reflect quite a few other things.
But okay. The long route from the walk-in closet to the bed feels a bit gloomy. It wouldn’t be my choice. To me, it looks like a cramped makeshift solution.
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phil12345
25 May 2020 18:08
We have commissioned our architect to create the drawings, including finding a solution for the upper floor.
Next week, we have a meeting with the energy consultant regarding KfW – another exciting topic. One thing you learn is how quickly you have to understand various subjects related to the house.

I also spoke with the bank. I had conservatively set the budget quite low, but it has now been adjusted to allow more flexibility.

Tonight, we are meeting with our shell builder. We will discuss the scope of his work, as he would also handle the potential garage directly.

So basically, we can now focus on the floor plan. I look forward to your input.
A
aero2016
25 May 2020 21:01
matte1987 schrieb:

I think it’s good that you take this to heart, although it won’t help much. In the end, you have to get through it, not us forum members...

I’m still skeptical about the €1,750/m² (approximately $1,900/ft²).
I don’t know how prices are in your area, or what advantage your family connection to the contractor brings, but that still seems too low to me.
I would generally estimate around €2,000/m² (approximately $2,170/ft²).

Are you sure you’re not mixing up gross and net figures here? €1,750 net would be about €2,000 gross, right?
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matte
25 May 2020 21:08
Good point. I actually assumed a gross amount of 1,750 when I said that I consider it too low.
Thank you.
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phil12345
25 May 2020 21:33
No, I calculate the 1750 as the absolute minimum net price per square meter (sqm). That’s what I have already learned.
11ant25 May 2020 23:58
The one-and-a-half-story design from post #51 does not work, especially not for the rooms located on the eaves side. I have to remember the joke about the prefabricated garage: if it doesn’t clash with the "design-oriented perspective," it is not cost-effective.
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