573 Wolfram Street Broken Hill NSW 2880

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BASIX certificate and NatHERS rating

This home beat its BASIX energy and water targets, scoring 71 against 68 for energy and 2 against 0 for water.

Windows: Up to aluminium frames 27.2 m², single glazing 27.2 m²
Wall insulation: All external walls fibreglass batts or roll
Roof and ceiling insulation: Ceiling: fibreglass batts or roll; roof: none
Hot water: Gas instantaneous with a performance of 4.5 stars
Air conditioning and heating: Evaporative cooling (living area); 1-phase airconditioning, ducted (bedroom); 1-phase airconditioning, non ducted (bedroom)

Energy score: 71 (target 68)
Water score: 2 (target 0)
Materials score: 17
Heating load: 33 MJ/m² a year
Cooling load: 25 MJ/m² a year
Bedrooms: 4
Conditioned floor area: 165.5 m²
Unconditioned floor area: 60.9 m²
Site area: 526 m²
Roof area: 277 m²
Garden area: 300 m²
Climate zone: NatHERS climate zone 46
Hot water: Gas instantaneous with a performance of 4.5 stars
Fixtures: Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting: Yes
Cooktop: Gas
Clothes line: Yes
Maximum glazing: aluminium frames 27.2 m², single glazing 27.2 m²

Heating

Bedroom: 1-phase airconditioning - non ducted; Energy rating: 3.5 star (average zone)

Cooling

Construction and insulation

Floor: concrete slab on ground, conventional slab (no added insulation)
Garage floor: concrete slab on ground (no added insulation)
External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: none.)

Certificate 1864807S, issued 9 September 2026, from the council's DA documents.

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