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Home report
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31 Riverside Drive Mullumbimby NSW 2482
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 6.4 stars out of 10. Its BASIX certificate commits it to a 6,000 litre rainwater tank. It beat its BASIX energy and water targets, scoring 70 against 65 for energy and 41 against 40 for water.
Key features
- Windows
- 10 windows and glazed doors
- Wall insulation
- All external walls fibreglass batts or roll
- Roof and ceiling insulation
- Roof Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, medium colour
- Hot water
- Electric heat pump
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 70 (target 65)
- Water score
- 41 (target 40)
- Thermal performance
- Pass
- Materials score
- 18
- Heating load
- 14 MJ/m² a year
- Cooling load
- 35 MJ/m² a year
- Bedrooms
- 2
- Conditioned floor area
- 85.8 m²
- Unconditioned floor area
- 7.3 m²
- Site area
- 1,111 m²
- Roof area
- 149 m²
- Garden area
- 500 m²
- Climate zone
- NatHERS climate zone 10
- Hot water
- Electric heat pump
- Rainwater tank
- 6,000 litres
- Fixtures
- Showerheads 3 star, toilets 3 star, kitchen taps 3 star, basin taps 3 star
- LED lighting
- Yes
- Clothes line
- Yes
- Maximum glazing
- aluminium frames 28.4 m², single glazing 28.4 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: 4 star (hot zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 4 star (hot zone)
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: 4 star (hot zone)
- Bedroom: 1-phase airconditioning - ducted; Energy rating: 4 star (hot zone)
Construction and insulation
- Floor: suspended floor above open subfloor, treated softwood; frame: timber - H2 treated softwood (fibreglass batts or roll)
- External wall: framed (fibre cement sheet or boards); frame: timber - H2 treated softwood. all external walls fibreglass batts or roll
- Internal wall: plasterboard; frame: timber - H2 treated softwood (no added insulation)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (fibreglass batts or roll)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
- Ceiling and roof: raked ceiling / pitched or skillion roof, framed - metal roof, timber - H2 treated softwood (ceiling: fibreglass batts or roll; roof: foil backed blanket.)
Certificate 1826056S_02, issued 4 February 2026, from the council's DA documents.
NatHERS certificate
- Star rating
- 6.4 stars
- Rated with
- Hero 4.1
- Rated on
- 04 Feb 2026
- Living room glazing by direction
- N 14.6 m², S 3.6 m²
- All glazing by direction
- N 19.7 m², E 3.2 m², S 5.4 m²
Roof
- Added insulation absorptance Roof Colour ATTIC-METAL-01: Pitched / Attic Metal Roof (Roofspace) & Flat PB Ceiling 1.30, medium colour
- FLAT-02: Flat Framed / Skillion Metal Roof & Cathedral PB Ceiling (11°-33°) 1.30, medium colour
Window schedule
- Bath HAAWS-070-062 W05-1: 700 × 750 mm facing N
- Bath HAFWS-065-077 W05-2: 700 × 750 mm facing N
- Bed 01 HAFWS-065-077 W04-A: 1,400 × 1,440 mm facing N
- Bed 02 HAFWS-065-077 W06-B: 1,400 × 1,440 mm facing N
- Bed 02 HASWS-065-077 W07: 700 × 1,800 mm facing E
- Kitchen/Living/Dining HADWS-065-077 W02: 1,500 × 1,200 mm facing S
- Kitchen/Living/Dining HALWS-065-045 W10: 2,400 × 750 mm facing S
- Kitchen/Living/Dining HASDS-045-062 W03: 2,400 × 6,078 mm facing N
- Laundry HAHDS-065-062 W08: 2,400 × 820 mm facing E
- Passage HALWS-065-045 W09: 2,400 × 750 mm facing S
Certificate HR-JKHXYO-02, issued 4 February 2026, from the council's DA documents. Verify this certificate
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