Buying a resale HDB flat is a major milestone, but transforming an older flat into a dream home is an even bigger challenge. As a homeowner, I wanted to understand exactly what happens from day one of hacking until the final key handover.

Here’s my complete step-by-step guide to resale HDB renovation in Singapore, written from the perspective of a homeowner. If you’re planning your own renovation, this breakdown will help you know what to expect, avoid surprises, and ensure a smoother journey.


Step 1: Pre-Renovation Planning & Permits

Before any work begins, the essentials are:

  • Design Consultation – Discuss layout, storage, and style preferences with the interior designer.

  • Site Measurement – Accurate dimensions of every room are taken.

  • HDB Permits – Applications for hacking, plumbing, and electrical works must be approved.

  • Budget Finalisation – Get a transparent breakdown of costs with no hidden fees.


Step 2: Hacking & Demolition

This is the noisy, dusty stage where the old makes way for the new.

  • Wall Hacking (Non-Structural Only) – Removing approved partition walls to open up space.

  • Floor & Tile Removal – Outdated finishes are hacked away.

  • Bathroom & Kitchen Demolition – Stripping old fittings, cabinets, and pipes.

  • Dust & Debris Control – Lift protection, debris chutes, and daily clean-ups keep the site safe.


Step 3: Plumbing & Electrical Works

Once the old finishes are gone, the invisible essentials are upgraded:

  • Rewiring & New Sockets – Preparing for modern appliances, lighting, and internet points.

  • Plumbing Reroutes – Adjusting sink, shower, and washing machine outlets.

  • Air-Conditioning Pipes – Installation of trunking and concealed piping.


Step 4: Masonry & Wet Works

The foundation of your new home starts here:

  • Floor Screeding – Ensuring smooth and level floors.

  • Bathroom Waterproofing & Tiling – Essential to prevent leaks and future water damage.

  • Kitchen Wall Finishes – Tiling for durability and easy cleaning.


Step 5: Carpentry Framework

This is where functionality and design meet:

  • Kitchen Cabinets – Built with E0 low-formaldehyde boards for healthier air.

  • Wardrobes & Storage – Customised to maximise space.

  • Study Tables & TV Consoles – Designed to fit your lifestyle.

  • Aluminium & Glass Sliding/Folding Doors – Creating flexible, modern layouts.


Step 6: Ceiling & Painting

  • False Ceilings – Concealing lighting and aircon trunking.

  • Lighting Installations – Recessed lights, pendants, and smart switches.

  • Wall Painting – Using low-VOC paints for safe, odour-free interiors.


Step 7: Fixture Installations

The final touches come together:

  • Bathroom Fittings – Showers, sinks, taps, and mirrors.

  • Kitchen Appliances – Hood, hob, and oven integrated into carpentry.

  • Doors & Windows – Installation of new frames, grills, or glass partitions.


Step 8: Final Cleaning & Handover

Before moving in, the home goes through:

  • Defects Check – Ensure all carpentry, tiling, and electrical works are complete.

  • Touch-Ups – Any scratches, paint chips, or alignment issues are fixed.

  • Deep Cleaning – Dust and debris removed, windows polished, and the flat made move-in ready.

  • Key Handover – The proud moment when the completed home is returned to the homeowner.


Renovating a resale HDB is a detailed journey—from hacking the first wall to receiving the keys back. Every stage matters, and choosing the right contractor makes the difference between a stressful project and a dream transformation.

👉 Ready to start your resale HDB renovation journey? Contact our designer Joyce at +65 8839 3899 (Call/WhatsApp) for a consultation today.

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