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Home report
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11 Markham Close Mosman NSW 2088
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.2 stars out of 10. Its BASIX certificate commits it to 3 kW of solar panels and a 4,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 74 against 72 for energy and 41 against 40 for water.
Key features
- Windows
- 27 windows and glazed doors: Aluminium B DG Air Fill Clear-Clear; Al Thermally Broken A DG Air Fill High Solar Gain low-E -Clear; Composite B DG Argon Fill Low Solar Gain low-E -Clear
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R5, R3, roof Concrete No Insulation, Only an 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)
Built by Ifn Homes.
BASIX certificate
- Energy score
- 74 (target 72)
- Water score
- 41 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 14 MJ/m² a year
- Cooling load
- 15 MJ/m² a year
- Bedrooms
- 4
- Conditioned floor area
- 285 m²
- Unconditioned floor area
- 35 m²
- Site area
- 744 m²
- Roof area
- 295 m²
- Garden area
- 299 m²
- Climate zone
- NatHERS climate zone 56
- Hot water
- Electric heat pump with a performance of 21 to 25 STCs or better
- Solar panels
- 3 kW
- Rainwater tank
- 4,000 litres
- Fixtures
- Showerheads 4 star, toilets 4 star, kitchen taps 5 star, basin taps 5 star
- LED lighting
- Yes
- Cooktop
- Induction
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 165 m², double glazing 165 m²
Heating
- Living area: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0
- Bedroom: 3-phase airconditioning; Energy rating: EER 3.5 - 4.0
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 (foil-foam composite board)
- Floor: suspended floor above open subfloor, concrete - suspended; frame: no frame (foil-foam composite board)
- Floor: above habitable rooms or mezzanine, concrete - suspended; frame: no frame (not specified)
- Floor: suspended floor above garage, concrete - suspended; frame: no frame (rockwool batts, roll or pump-in)
- Garage floor: concrete slab on ground (no added insulation)
- External wall: cavity brick; frame: no frame (foil-foam composite board+ foil/sarking)
- External wall: reverse brick veneer; frame: timber - H2 treated softwood (foil-foam composite board+ foil/sarking)
- External wall: framed (solid or reconstituted timber weatherboard); frame: timber - H2 treated softwood (foil-foam composite board+ foil/sarking)
- External garage wall: cavity brick; frame: no frame (not specified)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: single skin masonry; frame: timber - H2 treated softwood (no added insulation)
- Ceiling and roof: flat ceiling / flat roof, framed - metal roof, timber - H2 treated softwood (ceiling: rockwool batts, roll or pump-in; roof: foil backed blanket.)
Certificate 1741159S, issued 25 March 2024, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.2 stars
- Rated with
- BERS Pro v5.1.7 (3.22)
- Rated on
- 25 Mar 2024
- Wall insulation
- R2.5
- Ceiling insulation
- R5, R3
- Floor insulation
- R2.5, R2.3, R3
- LED downlights
- 128
- Living room glazing by direction
- N 12.1 m², NE 32.9 m², SE 3 m², SW 28.5 m²
- All glazing by direction
- N 27.8 m², NE 53.2 m², E 5 m², SE 5.5 m², S 15.7 m², SW 57.1 m², NW 0.7 m²
Roof
- Concrete No Insulation, Only an Air Gap, medium colour
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, Anti-glare Up R1.8, medium colour
Window types
- ALM-004-01 A Aluminium B DG Air Fill Clear-Clear: U-value 4.8, SHGC 0.59
- ATB-003-03 B Al Thermally Broken A DG Air Fill High Solar Gain low-E -Clear: U-value 3.1, SHGC 0.39
- CMP-006-04 I Composite B DG Argon Fill Low Solar Gain low-E -Clear: U-value 2.2, SHGC 0.39
Window schedule
- Rumpus, window CMP-006-04 I: 2,750 × 1,500 mm facing N
- Rumpus, window CMP-006-04 I: 2,750 × 2,900 mm facing N
- Rumpus, window CMP-006-04 I: 2,250 × 1,320 mm facing SE
- Rumpus, window CMP-006-04 I: 2,750 × 4,550 mm facing SW
- Rumpus, window CMP-006-04 I: 3,200 × 2,000 mm facing SW
- Laundry, window ATB-003-03 B: 600 × 1,230 mm facing NW
- Study, window CMP-006-04 I: 2,750 × 2,800 mm facing N
- Ens 4, window ALM-004-01 A: 2,750 × 900 mm facing SE
- Ens 2, window ALM-004-01 A: 2,750 × 900 mm facing E
- Bedroom 4, window CMP-006-04 I: 2,750 × 2,800 mm facing S
- Bedroom 2, window CMP-006-04 I: 2,750 × 2,900 mm facing N
- Bedroom 2, window ALM-004-01 A: 2,750 × 900 mm facing E
- Bedroom 3, window ALM-004-01 A: 2,750 × 900 mm facing NE
- Bedroom 3, window CMP-006-04 I: 2,750 × 2,900 mm facing S
- Bath, window ATB-003-03 B: 2,750 × 900 mm facing SW
- Bath, window ALM-004-01 A: 2,750 × 900 mm facing SW
- Kitchen/Living 1, window CMP-006-04 I: 2,700 × 10,300 mm facing NE
- Kitchen/Living 1, window CMP-006-04 I: 1,900 × 2,700 mm facing NE
- Kitchen/Living 1, window CMP-006-04 I: 2,400 × 4,000 mm facing SW
- Pantry, window ALM-004-01 A: 2,400 × 700 mm facing SW
- CMP-006-04 I W25: 3,200 × 2,100 mm facing SW
- CMP-006-04 I W26: 2,700 × 2,000 mm facing SW
- Bedroom 1, window ALM-004-01 A: 1,900 × 6,000 mm facing NE
- WIR 1, window ATB-003-03 B: 2,700 × 1,200 mm facing SW
- Ens 1, window ALM-004-01 A: 2,700 × 1,900 mm facing SW
- Powder, window ALM-004-01 A: 2,400 × 600 mm facing SW
- Void 1, window CMP-006-04 I: 3,200 × 2,000 mm facing NE
Certificate 0009328600, issued 25 March 2024, from the council's DA documents. Verify this certificate
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