Window grilles are essential safety features for high-rise living in Singapore, required by BCA guidelines for homes with young children. Popular options include invisible cable grilles, aluminium grilles, and modern steel grilles — each suited to different budgets and styles. Endo Grilles offers all window grille types with installation from $300 and free on-site measurement.
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Why Install Window Grilles?
Window grille styles include invisible grilles, aluminum grilles, sleek grilles, slim grilles, and window restrictors. Each type has its unique advantages and disadvantages, so choose the right one for your needs.
Window Grille : Aluminum Grille Sliding | 
Window Grille : Invisible Grille Fixed Type | 
Window Grille : Sliding Sleek Grille on a 4 room HDB flat |
Common Types Of Window Grilles in Singapore?
Invisible grilles are popular for homeowners who want to improve security without sacrificing aesthetics. As the name suggests, invisible grilles are virtually invisible to the naked eye, making them ideal for not obstructing your property’s views.
The invisible grilles system consists of 1) high-strength stainless steel wires with different 2) membranes that are looped around anchor points and 3) invisible grille aluminum tracks, installed on the concrete walls next to your window.
They are generally available in two options, fixed or openable. (Read More)
Aluminum Grilles
Aluminum grilles are another popular choice in HDB for window security. They are durable, lightweight, and relatively affordable. Aluminum grilles are also available in different styles to suit your taste.
Aluminum grilles come in sliding or fixed forms.
One of the main advantages of aluminum grilles is that they do not rust or corrode, so you can be sure they will last for many years.
Sleek Grilles
Original Sleek grilles, designed by Endo Grilles Pte Ltd in 2021, are a modern and stylish alternative to traditional window grilles. They are made of aluminum and galvanized steel and feature a minimalist design.
Sleek grilles ,made of an aluminum frame with galvanized steel bars, features a minimalist design. available in sliding panels, making them accessible to your aircon ledges and cleaning windows.
Sleek grilles are ideal for homeowners who want to improve security without sacrificing the overall aesthetic of their property. They are also a good choice for homes with limited space, as they do not take up much room.
Slim Grilles
Slim grilles, also known as metal grilles, are as thin and discreet. They are a good choice for homeowners who want to maximize the amount of natural light that enters their home.
Slim Grilles are made of Mild Steel which requires regular maintenance, like repainting every 3-5 years to prevent rust and corrosion.
Window Restrictors
Window restrictors are another choice for parents who want to prevent their children from falling out of windows. In addition, they deter burglars from climbing through windows.
Window restrictors, made of 304 stainless steel, are attached to the window frame. They prevent the window from opening more than a certain distance.
Window Grilles : How to choose the right one?
When choosing a window grille, it is critical to consider the following factors:
- Security: How much security do you need? If you live in a high-crime area, you may want to choose a more heavy-duty grille.
- Aesthetics: What style of grille do you like best? Some grilles are more visible than others, so choose one that complements the overall appearance of your property.
- Budget: How much are you willing to spend? Window grilles can range in price from a few hundred dollars to several thousand dollars.
Guide Price for Window Grilles in HDB Cost in Singapore?
- Invisible Grilles (Fixed type) in HDB: $160 – $300
- Invisible Grilles (Openable Type) in HDB: $400 – $800
- Aluminum Grilles (Sliding) in HDB in Standard colors (Sliver or Bronze): $200 – $500
- Aluminum Grilles (Sliding) in HDB in Non Standard colors (Powder Coated): $300 – $700
- Sleek Grilles (Sliding) in HDB: $300 – $600
Window grilles are an effective way to improve security against intruders and accidental falls for children. Be sure you can find one that meets your needs and budget.
Explore Our Window Grille Range
Explore our full range of window grilles: All Weather Cables™ invisible grilles, aluminium window grilles, and Sleek Grilles security grilles. Cat owners — check out our cat-proof window grilles that comply with AVS regulations. Need help choosing? Get a free quote or contact us today.
Related Guides
- The Complete Guide to Window Grilles in Singapore (2026)
- Invisible Grilles vs Mesh Grilles: Which Is Better?
- Best Invisible Grille Brands in Singapore (2026)
Frequently Asked Questions About Window Grilles in Singapore
What types of window grilles are available in Singapore?
The main types of window grilles in Singapore are invisible cable grilles (stainless steel cables), aluminium grilles (powder-coated frames), and modern steel grilles (such as Sleek Grilles). Invisible grilles are the most popular choice for maintaining unobstructed views, while aluminium grilles offer a more traditional and budget-friendly option.
Are window grilles compulsory in Singapore?
Window grilles are not legally compulsory for all homes in Singapore. However, BCA guidelines strongly recommend window safety features for high-rise residences, especially homes with young children. From 2026, the AVS cat licensing law requires cat owners to install window barriers such as grilles or mesh.
How much do window grilles cost in Singapore?
Window grille prices in Singapore start from around $300 per panel for invisible grilles and aluminium grilles. The final cost depends on the grille type, window size, number of windows, and installation complexity. Endo Grilles offers free on-site measurement and quotation.
Can window grilles be installed on all window types?
Yes. Window grilles can be installed on sliding, casement, top-hung, fixed, and full-height windows in both HDB flats and condominiums. Different window types may require specialised mounting brackets or installation methods.
How long does window grille installation take?
For a standard 3-room to 5-room HDB flat, window grille installation typically takes 2 to 4 hours. Larger condos or homes with many windows may take a full day. Endo Grilles completes most installations within the same day.