Granny Flats/Studio - Affordable Living

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"We specialise in building Granny Flats"

The addition of a Granny Flat on your property will add significant value to your home and provide additional income.

The financial gains you will enjoy are just the beginning because the possibilities for a better lifestyle for you and your family have great appeal.

Whether its to keep the family together by allowing the kids stay at home and enjoy their privacy, or maybe for your elderly parents to stay close and enjoy the family lifestyle while maintaining some independance, the affordable living of a granny flat is an excellent financial and lifestyle investment.


B & D Duval have many years of experience building granny flats and will make the whole process an enjoyable and cost effective excercise.

  • Custom Design and Drafting Of Your Home
  • Council Approval
  • Building Certification
  • Home Owners Warranty Insurance
  • Up To 60 sq meters
  • Separate Power ,Water & Gas Meters
  • Under Cover Veranda
  • Two Bedrooms / One Bedrooms also available
  • One Bathroom
  • Full Kitchen Including Upright Stove, Range Hood and Oven
  • Stone/Formica Benchtops
  • Living/Dining
  • Laundry Including Tub
  • Reverse Cycle Air Conditioning
  • Carpet & Timber Flooring
  • Built in Mirrored Robe
  • Colour Bond Fencing
  • Rain Water Tank
  • Blinds
  • Hot Water Tank
  • Fully Insulated Walls & Ceiling
  • Turf
  • Occupation Certificate
  • Internal LED lighting
  • Antenna
  • Linen Cupboard
  • Driveway
  • Letterbox
  • Clothesline
  • Aluminium Windows and Sliding Doors
  • External Security Lighting
  • Tile or Colorbond Roofing
  • Cladding/Brick
  • Semi-frameless Shower Screen
  • Chrome Tapware
  • Rectified Edge Tiles
  • Terminate Protection

Contact us today for a friendly chat abour your requirements and you will be enjoying the affordable living of a granny flat on your property in no time at all!

Contact Us

  02 9654 1241

Bernie: 0419 789 661

Brett:   0419 789 662

Steve:  0419 789 663

Fax:     02 9654 2383

Address: 18 Marieba Road Kenthurst NSW 2156

Central Coast Office:
110 Vales Rd, Mannering Park NSW 2259

Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Why Choose Us?


• Over 40 Years Experience

• Fully Insured

• Fully Licenced #147764C

• Family Owned & Operated

• Granny Flat Specialists

• Renovations Specialists


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