MHU+Loft - Dairy Flat

Updated: Oct 4, 2021

Maximising space for a young family 2021

This Minor Housing Unit (MHU) creates a moderate family home by coupling main dwelling with SIPs double car garaging plus loft / storage space.

In close proximity to the extended family home, this independent semi off-grid home was achievable on family land, and utilises a high-performance envelope and efficient plan to create comfortable affordable family living.


Location: Dairy Flat, Auckland

Building Footprint: 125m²

Size: 180m², 2-bedroom, 1 bathroom + loft studio

Foundation/floor: Insulated waffle slab with warm edge

Cladding: Profiled sheet metal roof & walls + thermally modified pine

Windows: Thermally broken aluminium with laminated double glazing

Power & Heating: Mains connected. Under floor heating (hydronic in-slab)

Wastewater: On-site black & grey water treatment

Freshwater: Filtered rainwater

COSTS (2021)

Original budget: $675,000

Fit out: Interior painting by client

Above: Virtual fly through of proposed design

Above: Excavation and slab preparation

Above: Slab preparation

Above: Slab pouring