Floor Plans

Line drawing of an A-frame tiny house with a ladder, a large front window, and a small skylight on the roof.

Tetra 1

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Tetra-One (540 SF):

Footprint: 26’ x 26’, Height:18’

At the scale of an Accessory Dwelling Unit, the Polyhaus™ Tetra-One prototype is the first complete structural-diaphragm built entirely out of Mass-Timber, in San Diego, California. Polyhaus™’ Tetra-One includes the following spaces: a living room, kitchen, bonus area and a sleeping loft, spread across a 440 SF ground floor and a 100 SF mezzanine. The Tetra-One Prototype received CalHFA’s ADU Grant administered by The California Housing Finance Agency (CalHFA), a State Housing Finance Agency.

Architectural blueprint of a two-story house with a steep roof, window details, and structural framing.

Tetra 2

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Tetra-Two (980 SF):

Footprint: 26’x26’, Height: 25’

At the scale of a detached town-home, the Tetra-Two includes the following spaces: x2 Bedroom, x2 Baths, a Sleeping Loft, and a Garage Port, distributed across a 440 SF Ground Floor, a 440 SF First Floor, and a 100 SF Sleeping Loft.

Architectural drawing of a two-story house with a steep, gabled roof, front door, and staircase visible inside, detailed with window and siding outlines.

Tetra 3

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Tetra-Three (1,185 SF):

Footprint: 28’x28’, Height: 25’

At the scale of a detached town-home, the Tetra-Three includes the following spaces: x2 Bedroom, x3 Baths, and a Sleeping Loft, distributed across a 510 SF Ground Floor, a 510 SF First Floor, and a 145 SF Sleeping Loft.