Renovating a Terrace House in TTDI: A Practical Guide for Kuala Lumpur Homeowners

Taman Tun Dr Ismail is one of Kuala Lumpur's most sought-after neighbourhoods. It is mature, green and well connected. Many families who have lived there for years face the same question: move somewhere newer, or stay and make the house work for the way they live now?
We met that question on our Tiffany Residence in TTDI. The client chose to stay and renovate the existing home completely, and gave it a new identity instead of relocating. This guide sets out what we have learnt about renovating older houses in Kuala Lumpur, with a focus on the terrace houses that make up much of TTDI and the neighbourhoods around it.
Renovate or rebuild?
This is the first decision, and the answer is rarely obvious from the street. Ask three questions first.
How sound is the structure? Many older terrace houses have a perfectly serviceable frame and foundations. They are simply dated in layout, finishes and services. Keeping the structure usually saves time, money and approval complexity. On the Tiffany Residence, we removed the front facade but kept most of the original structure. A new modern, boxy elevation with a thin RC slab, a mild steel outline and timber finishes gave the house a completely different presence on the street.
What do you actually need? Write down how your household lives today and how it is likely to live in ten years. Think about ageing parents, children growing up, working from home, cars and storage. If most of those needs fit inside the existing footprint, renovation is usually the sensible route. If they don't, an extension or a rebuild may be worth studying.
What will the numbers look like? A rebuild means demolition, new foundations and a full set of approvals. A renovation has its own unknowns, because older buildings often hide problems that only appear once work begins. A short feasibility study before you commit helps you compare the options honestly.
The constraints of a terrace house
A terrace house is defined by its neighbours. Shared party walls on both sides mean you have only two facades to work with, the front and the back. That brings a few practical consequences:
Depth without light. Terrace houses tend to be long and narrow, so the middle of the plan is often dark. That is where the kitchen, staircase and dining area usually end up.
Party walls. Any work that touches a shared wall, a shared roof line or the neighbour's drainage needs care. It is good practice, and good neighbourliness, to talk to adjoining owners early.
Building lines and setbacks. Extensions at the front and rear are limited by planning rules. A larger footprint is not always possible, even when there seems to be space.
Character of the street. In established neighbourhoods like TTDI, a new facade should feel contemporary without being out of place.
Bringing in light and ventilation
Light and air are where a well-planned terrace renovation makes the biggest difference to daily life. A few strategies we often consider:
Open up the core. Removing non-structural partitions on the ground floor lets light from the front and back reach deeper into the house.
Light wells and courtyards. A small internal courtyard or a void over the staircase can bring daylight and cross-ventilation into the centre of the plan. We used an internal courtyard for light and ventilation on Tin's Residence in Raub. The principle applies equally to a narrow city plot.
Roof lights and high windows. Where the side walls are shared, the roof is your third source of light. Well-shaded roof openings let light in without heat.
Shading the facades. In Kuala Lumpur's climate, deep overhangs, fins and screens help keep the house cooler. They also reduce how much you rely on air-conditioning.
Approvals in Kuala Lumpur
Renovations in Kuala Lumpur generally fall under Dewan Bandaraya Kuala Lumpur (DBKL). Requirements depend on the scope of work. Cosmetic changes are treated very differently from structural changes, extensions or a change to the building's external appearance. Projects that alter the structure or the floor area will normally need submitted drawings, and the right professionals have to sign them off.
Each property and each scope is different, so check what applies to your house before work begins. Starting without the right approvals can lead to delays, fines or difficulty when you later sell the property. A registered architect can tell you early which route your project is likely to need.
Working with an architect
An architect does more than produce drawings. On a renovation, we help you:
Define the brief. We clarify what you need and what you can let go of.
Test feasibility. We compare renovation, extension and rebuild options against your budget.
Design the whole house. Structure, light, ventilation and interiors are considered together.
Prepare the drawings for approval. We coordinate them with engineers where needed.
Follow the project on site. We stay involved through to completion.
When you choose an architect, ask whether they take commission from contractors or suppliers. At Ascendas Design Group, we never have. Our advice on materials, contractors and costs is given in your interest only.
Thinking of renovating your terrace house?
If you own a terrace house in TTDI or elsewhere in Kuala Lumpur and are weighing up whether to renovate, extend or rebuild, we would be glad to talk it through. Our registered architects and interior designers work from our studio in Petaling Jaya, with clients across Kuala Lumpur and Selangor.
Book a consultation or call us on 03 7664 2052, Monday to Friday, 9am–6pm.



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