Flagship · Types 1 & 10
2,400 sq. ft.
4 bedrooms
3.5 bathrooms
Maids quarters
10 unit types · 6 residence sizes
Ten distinct ways
to live across two levels.
Every Trillium residence is a two-level home. The ten official unit types are grouped into six sizes below, making it easy to compare bedrooms, bathrooms, maids’ quarters, layout flexibility and current availability at a glance.
The Flagship
The ultimate residence
in the development.
Front-facing corner homes with four bedrooms, expansive proportions and two car parks.** One guaranteed double-height car park with provision for a stacked hydraulic system, accommodating two vehicles vertically rather than two separate parking slots.
The Premium Units
Five considered sizes.
A home for every rhythm.
Two-level residences with three bedrooms, considered separation between social and private spaces, and a choice of proportions from 1,100 to 1,600 sq. ft.
Types 2, 6 & 9
1,600 sq. ft.
3 bedrooms
3 bathrooms
Maids quarters
Type 5
1,500 sq. ft.
3 bedrooms
3 bathrooms
Maids quarters
Type 7
1,400 sq. ft.
3 bedrooms
3 bathrooms
Types 3 & 8
1,200 sq. ft.
3 bedrooms
3 bathrooms
Type 4
1,100 sq. ft.
3 bedrooms
3 bathrooms
Can be reconfigured as 2 or 1 bedroom
Buying at Trillium
Everything you need
to compare with confidence.
Review official floor plans, live availability and current pricing for every residence size. Then explore the neighbourhood, amenities and payment options before arranging a private viewing.
Frequently asked questions
What duplex apartments are available for sale in Colombo 5?+
Trillium offers three- and four-bedroom duplex residences from 1,100 to 2,400 sq. ft. Availability currently includes selected 1,100, 1,400, 1,500, 1,600 and 2,400 sq. ft. homes; the 1,200 sq. ft. collection is sold out.
How is a duplex apartment different from a conventional apartment?+
Each Trillium residence is arranged across two connected levels with its own internal staircase, creating clearer separation between social spaces and private rooms.
Where is Trillium Duplex Residences located?+
The development is at 33, Lionel Edirisinghe Mawatha, Colombo 05, positioned between Colombo's CBD and the southern suburbs.
Can I compare prices and payment options online?+
Yes. Each residence page shows current floor-by-floor pricing where available and links directly to the interest-free payment-plan calculator. A separate home-loan calculator compares equated and reducing-balance repayments.