19 Summer Circuit Lake Cathie NSW 2445

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BASIX certificate and NatHERS rating

This home's BASIX certificate commits it to a 2,000 litre rainwater tank. It beat its BASIX energy target, scoring 72 against 70.

Wall insulation: Solar absorptance 0.48-0.7
Hot water: Electric heat pump with a performance of 15 to 20 STCs or better
Air conditioning and heating: 1-phase airconditioning, ducted (living area and bedroom)

Energy score: 72 (target 70)
Water score: 40 (target 40)
Thermal performance: Pass
Materials score: -28
Bedrooms: 3
Conditioned floor area: 133.5 m²
Unconditioned floor area: 17.1 m²
Site area: 502 m²
Roof area: 277 m²
Garden area: 216 m²
Hot water: Electric heat pump with a performance of 15 to 20 STCs or better
Rainwater tank: 2,000 litres
Fixtures: Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
LED lighting: Yes
Clothes line: Yes

Heating

Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Cooling

Living area: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)
Bedroom: 1-phase airconditioning - ducted; Energy rating: 3 star (average zone)

Construction and insulation

Floor: concrete slab on ground, waffle pod slab (no added insulation)
Garage floor: concrete slab on ground, waffle pod slab (no added insulation)
External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls 3.00 (or 3.50 including construction);fibreglass batts or roll + reflective foil in the cavity nil wall colour: Medium (solar absorptance 0.48-0.7)

Certificate 1834902S_02, issued 26 February 2026, from the council's DA documents.

What else should you know about this block?