GRC Mahogany Deck is a material combination of GRC (Glass Reinforced Concrete) and mahogany wood motifs which are usually used to make outdoor decks or floors.GRC (Glass Reinforced Concrete): This is concrete reinforced with glass fiber. GRC is known for being light, strong, weather-resistant and durable, so it is often used for exterior construction such as decks, walls or building facades. Mahogany: Mahogany wood is a type of hardwood that is famous for its strength, resistance to moisture, and luxurious appearance with a red-brown color. Mahogany wood is often used as a decorative or finishing element on decks because of its beauty and durability. Mahogany GRC deck can mean a deck that combines the strength and durability of GRC as the main structure with the beauty of mahogany wood as a surface or decorative element. This combination provides a natural and elegant look, while remaining sturdy and durable for outdoor use. ** Purchases above Rp. 4,500,000 free shipping from Jabodetabek