Q: What is RIVER BRAND Stone Coated Steel Roofing?

First, the finest Aluminium Zinc alloy coated steel (from Union Steel, Korea) is coated with Epoxy primer and Acrylic seal on both sides, enhancing its anti-corrosive properties and strength. Next, ceramic coated Italian stone granules are added, providing further protective coating and attractive appearance. Finally, an exclusive acrylic top coat is applied, sealing the various layers of file materials and providing further weather resistance. The result is one of the best roofing available in the world - strong and durable, yet light.


Q: Why are people switching to RIVER BRAND Stone Coated Steel Roofing?

First, it is extremely durable and lasts decades, withstanding harsh weather conditions better than other roofing solutions. Second, it is light compared to other roofing solutions, reducing overall structural costs, and offering the best value for money. Third, it is ideal for Sri Lankan weather, with its resistance to algae formation, humidity, wind, and extreme temperatures. Rain noise is reduced by multi-layer stone surface. Finally, the attractive appearance and durability of RIVER BRAND significantly increases the property value of our customers.


Q: Is RIVER BRAND roofing expensive?

No, it is highly affordable. RIVER BRAND offers you maximum value for money. While price competitive, RIVER BRAND is highly durable, adds to the resale value of your home, saves money on your energy bills, and gives you peace of mind - that you'll likely never have to re-roof again.


Q: Why is its lightness and strength a significant advantage?

It’s eight times lighter than clay or cement tiles at just 5.96kg/m2 (2.79kg/panel) installed weight, resulting in low structural costs, stronger and longer lasting structure. Structural costs are reduced considerably, with lower requirements for foundation, reinforcements, columns, timber and labour costs.


Q: I'm concerned that a metal roof won't match my home and the roofing style in my locality.

RIVER BRAND roofing comes in various styles – from modern look to traditional tile profile. There's certain to be a style and finish to match your home and locality.


Q: Is it expensive?

Simply NO.
RIVER BRAND is very affordable. Combined with the extremely long lifespan, and reduced structural costs, this offers the best value for money among all the roofing solutions available in Sri Lanka.


Q: Why is it ideal for the Sri Lankan weather?

Stone granules provide superior protection against prolonged exposure to extreme weather conditions. Algae formation is prevented by anti-algae treatment incorporated into the top coat of the tiles. Interlocking panel system offers extraordinary resistance to wind uplift, withstanding winds of up to 145mph (64 m/s). RIVER BRAND is humidity resistant, doesn’t absorb water and can withstand heavy monsoons. Very precise design and flexibility prevents leaking. Tiles possess thermal conductivity (k value) resistance similar to traditional tiles and slates.


Q: Where else is the same product from the manufacturer sold?

It is highly popular in Japan, Korea (country of its origin), rest of Asia Pacific, North America, Europe and Africa.


Q: Is it fire resistant?

Yes. During exterior fire, embers landing on roof will not ignite. During interior fire, lightweight and secure interlocking prevent collapsing. During wildfires, houses with stone coated steel roofing have remained unscathed, while other houses in the neighbourhood had burnt down.


Q: Is it difficult to install?

Installation of RIVER BRAND Stone Coated Steel Roofing is extremely straight forward. The tiles lock into one another, making the process fast and tidy. At N. Vaitilingam Group, we provide installation guidance and support. Also see for detailed handling and installation guidance.


Q: I’m looking to re-roof with RIVER BRAND Stone Coated Roofing. Do I have to remove my existing roofing structure?

No. This can be easily installed on top of an existing structure, by adding any additional battens required.