2026 BTO Service Yard Window and Window Grilles Packages

Just collected the keys to your new BTO flat? Top 1 Singapore Safety Window offers 2026 BTO service yard window and grille packages for 3-room, 4-room and 5-room HDB flats.

Choose from half-height or full-height aluminium window grilles, with the option to add a service yard sliding window.

Promotional prices are available for a limited period and subject to installation availability.

Half-Height Window Grille Packages

Suitable for window grilles measuring up to 1 metre in height.

HDB BTO Flat Type	2026 Promotion Price
3-Room BTO Flat	From $599
4-Room BTO Flat	From $758
5-Room BTO Flat	From $998

Packages include aluminium sliding window grilles in selected colours and designs.

Full-Height Window Grille Packages

Suitable for full height window openings measuring up to 1.3 metres.

HDB BTO Flat Type	2026 Promotion Price
3-Room BTO Flat	From $699
4-Room BTO Flat	From $899
5-Room BTO Flat	From $1288

Full-height grilles cost more because they require additional aluminium and fabrication work. 

Add-On Service Yard Window

Add an aluminium sliding window to your grille package for better protection against rain, birds and wind.

Service Yard Window Option	2026 Add-On Price
Silver or bronze aluminium frame	From $458
Powder-coated aluminium frame	From $588

Installing the service yard window and grilles together makes it easier to coordinate measurements, frame colours and installation.

What Is Included?

The package may include:

• Site measurement
• Aluminium sliding window grilles
• Selected grille design
• Silver, bronze or powder-coated finish
• Optional service yard sliding window
• Fabrication, delivery and installation
• Final safety checks

Final inclusions will be stated in the quotation.

Which Package Should You Choose?

Choose half-height grilles if your opening is up to 1 metre and you want the more affordable option.

Choose full-height grilles if your opening is taller and requires coverage up to 1.3 metres.

Add a service yard sliding window if you want better rain, bird and wind protection.

Choose a powder-coated frame if you prefer a customised colour.

Frequently Asked Questions

How much do BTO window grilles cost?

BTO window grille prices start from $599 under the 2026 promotion. The final price depends on the flat size, grille height, frame finish and design.

How much does a service yard window cost?

A service yard sliding window can be added from $458. Powder-coated frames cost from $588.

What is the difference between half-height and full-height grilles?

Half-height grilles cover openings up to 1 metre. Full-height grilles cover taller openings of more than 1 metre and up to 1.3 metres.

Can the window and grilles be installed together?

Yes. The service yard window and grilles can be measured, fabricated and installed under the same package.

Secure Your 2026 BTO Promotion

Top 1 Singapore Safety Window provides BTO service yard window and grille packages for new HDB homeowners.

Send us your BTO floor plan, flat type and service yard photos for a recommended package and quotation.

Book early to secure the 2026 promotional rate and your preferred installation period.