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Home report
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15 Waterside Avenue Maroubra NSW 2035
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.1 stars out of 10. Its BASIX certificate commits it to 2.5 kW of solar panels and a 2,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy target, scoring 77 against 72.
Key features
- Windows
- 48 windows and glazed doors: Aluminium French Door DG 6EVClr/12/6Clr; Aluminium Fixed Window DG LB Clr 4/12/4; Aluminium Awning Window SG 5Clr and 4 more types
- Wall insulation
- R2, R0.1, R2.5
- Roof and ceiling insulation
- Ceiling R4, R6, roof Waterproofing Membrane No Added Insulation, No air Gap, medium colour
- Hot water
- Electric heat pump with a performance of 21 to 25 STCs or better
- Air conditioning and heating
- 3-phase airconditioning (living area and bedroom)
BASIX certificate
- Energy score
- 77 (target 72)
- Water score
- 40 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 20 MJ/m² a year
- Cooling load
- 9 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 266.2 m²
- Unconditioned floor area
- 15 m²
- Site area
- 470 m²
- Roof area
- 164 m²
- Garden area
- 188 m²
- Climate zone
- NatHERS climate zone 56
- Hot water
- Electric heat pump with a performance of 21 to 25 STCs or better
- Solar panels
- 2.5 kW
- Rainwater tank
- 2,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 4 star, basin taps 5 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 147.7 m², single glazing 3.5 m², double glazing 144.2 m²
Heating
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, conventional slab (no added insulation)
- Floor: suspended floor above open subfloor, concrete - suspended; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Floor: above habitable rooms or mezzanine, concrete - suspended; frame: timber - H2 treated softwood (no added insulation)
- Floor: suspended floor above garage, concrete - suspended; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: concrete panel/plasterboard; frame: timber - H2 treated softwood (foil-foam composite board)
- External wall: cavity brick; frame: no frame (foil/sarking)
- External wall: reverse brick veneer; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Internal wall: single skin masonry; frame: no frame (no added insulation)
- Ceiling and roof: flat ceiling / flat roof, concrete - plasterboard internal, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: none.)
Certificate 1756997S_02, issued 19 June 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.1 stars
- Rated with
- BERS Pro v5.2.4 (3.23)
- Rated on
- 19 Jun 2025
- Wall insulation
- R2, R0.1, R2.5
- Ceiling insulation
- R4, R6
- Floor insulation
- R2, R0.1, R2.5, R4
- LED downlights
- 155
- Living room glazing by direction
- NE 20 m², SE 20.6 m², SW 9.1 m², NW 1.5 m²
- All glazing by direction
- NE 64.3 m², SE 51.5 m², SW 17.9 m², NW 14.2 m²
Roof
- Waterproofing Membrane No Added Insulation, No air Gap, medium colour
- Waterproofing Membrane No Added Insulation, No air Gap, light colour
Window types
- AWS-033-056 Aluminium French Door DG 6EVClr/12/6Clr: U-value 3.4, SHGC 0.41
- AWS-069-009 Aluminium Fixed Window DG LB Clr 4/12/4: U-value 2.5, SHGC 0.54
- AWS-007-002 Aluminium Awning Window SG 5Clr: U-value 6.4, SHGC 0.64
- AWS-035-038 Thermally Broken Aluminium Awning Window DG 6.38ClrLam/12Ar/6Clr: U-value 3.4, SHGC 0.45
- TND-072-016 Aluminium Sliding Door DG 6ET/12Ar/6ET: U-value 3, SHGC 0.48
- AWS-031-094 Aluminium Double Hung Window DG SOLOS OE Clr 4/12Ar/4: U-value 3.6, SHGC 0.43
- AWS-001-002 Aluminium Sliding Window SG 5Clr: U-value 6.4, SHGC 0.72
Window schedule
- Entry, window AWS-033-056: 2,700 × 1,240 mm facing NE
- Entry, window AWS-069-009: 2,700 × 550 mm facing NE
- Bath, window AWS-007-002: 600 × 730 mm facing NW
- B2 Ens, window AWS-007-002: 600 × 1,850 mm facing NW
- B2 WIR, window AWS-007-002: 600 × 1,100 mm facing NW
- Bedroom 2, window AWS-035-038: 600 × 850 mm facing NW
- Bedroom 2, window AWS-069-009: 600 × 1,600 mm facing NW
- Bedroom 2, window TND-072-016: 2,500 × 2,400 mm facing NE
- Bedroom 2, window AWS-069-009: 2,500 × 900 mm facing NE
- Bedroom 2, window AWS-069-009: 2,500 × 1,350 mm facing SE
- Retreat, window AWS-069-009: 2,500 × 980 mm facing NE
- Retreat, window TND-072-016: 2,500 × 3,970 mm facing NE
- Retreat, window AWS-069-009: 1,300 × 2,630 mm facing SE
- Retreat, window AWS-069-009: 2,500 × 1,140 mm facing SE
- Bedroom 3, window AWS-069-009: 1,500 × 1,100 mm facing NE
- Bedroom 3, window AWS-069-009: 1,500 × 2,320 mm facing SE
- Stair GF, window AWS-069-009: 900 × 1,260 mm facing NW
- Stair GF, window AWS-069-009: 2,500 × 2,310 mm facing SE
- Stair GF, window AWS-069-009: 2,500 × 1,260 mm facing SW
- Kitchen/Living, window AWS-069-009: 700 × 2,200 mm facing NW
- Kitchen/Living, window AWS-069-009: 2,500 × 980 mm facing NE
- Kitchen/Living, window TND-072-016: 2,500 × 7,000 mm facing NE
- Kitchen/Living, window AWS-031-094: 2,500 × 820 mm facing SE
- Kitchen/Living, window AWS-069-009: 2,500 × 1,700 mm facing SE
- Kitchen/Living, window AWS-069-009: 2,500 × 850 mm facing SE
- Kitchen/Living, window AWS-069-009: 1,300 × 2,880 mm facing SE
- Kitchen/Living, window AWS-069-009: 2,500 × 1,350 mm facing SE
- Kitchen/Living, window AWS-069-009: 2,500 × 2,020 mm facing SE
- Kitchen/Living, window TND-072-016: 2,500 × 3,640 mm facing SW
- Pantry, window AWS-069-009: 700 × 1,200 mm facing NW
- Laundry, window AWS-001-002: 700 × 1,880 mm facing NW
- Gallery FF, window AWS-069-009: 2,600 × 1,260 mm facing NW
- Gallery FF, window AWS-069-009: 2,600 × 1,200 mm facing SW
- B4 Ens, window AWS-035-038: 1,400 × 600 mm facing SW
- Bedroom 4, window AWS-069-009: 1,400 × 1,130 mm facing NE
- Bedroom 4, window AWS-035-038: 1,400 × 800 mm facing SE
- Bedroom 4, window AWS-069-009: 1,400 × 2,210 mm facing SE
- Bedroom 4, window AWS-035-038: 1,400 × 600 mm facing SW
- Bedroom 4, window AWS-035-038: 1,400 × 600 mm facing SW
- M Bed, window AWS-031-094: 2,600 × 1,200 mm facing NE
- M Bed, window AWS-069-009: 2,600 × 2,160 mm facing NE
- M Bed, window AWS-069-009: 2,600 × 1,860 mm facing NE
- M Bed, window AWS-069-009: 2,600 × 1,600 mm facing SE
- M Bed, window AWS-035-038: 1,400 × 850 mm facing NW
- M Bed, window AWS-035-038: 1,400 × 850 mm facing NW
- Ens 4, window AWS-069-009: 1,400 × 1,460 mm facing NE
- Ens 4, window AWS-035-038: 1,400 × 750 mm facing SE
- Ens 4, window AWS-069-009: 1,400 × 1,800 mm facing SE
Certificate 0009646266-01, issued 19 June 2025, from the council's DA documents. Verify this certificate
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