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Plain Flat Stone Umpak (LA20xT30xLB30)

Specification	Detail
Product & Description	Plain Flat Stone Umpak (LA20xT30xLB30) – Foot base and foundation for ethnic wooden buildings. Made from authentic selected natural stone (Mount Merapi stone, lava stone, temple stone, lahar stone, andesite stone). Plain flat shape with flat top and bottom surfaces, straight vertical sides. Functions to support wooden pillars, prevent moisture and termites, and distribute load evenly. Suitable for joglo houses, gazebos, pendopo, saung, and other ethnic buildings.
HS Code	6802.92.00
MOQ	100 Pieces (negotiable for initial samples)
Lead Time	7–14 working days after order confirmation & payment (depending on volume and stock)
Packaging	Wooden crates / corrugated cardboard (as requested; safe packaging for export)
Certifications	Lab test certificates available upon request
Country of Origin	Indonesia (Yogyakarta – Magelang, Central Java)
Product Name	Plain Flat Stone Umpak
Size Code	LA20 x T30 x LB30
Main Function	Foot base/foundation for ethnic wooden buildings (joglo houses, gazebos, pendopo, saung, etc.)
Material	Authentic natural stone (options: Mount Merapi stone, lava stone, temple stone, lahar stone, andesite stone)
Natural Colors	White, gray, dark, black, brown, to red (depending on stone source)
Model	All sides plain flat – top and bottom surfaces flat, vertical sides straight
Size (Top W/L x H x Bottom W/L)	– 20 cm x 30 cm x 30 cm *Trapezoid/square shape, smaller top surface for maximum stability
Advantages	– High strength and durability (high compressive strength, resistant to extreme weather) – Protects wooden pillars from termites, fungi, and decay – Natural and traditional aesthetics with warm colors – Environmentally friendly (no chemical processes) – Easy maintenance – Practical plain flat model (flat top surface, wider bottom side for stability)
Ideal Applications	– Ethnic wooden stilt houses (Joglo, Gadang, Tongkonan, Balinese House) – Gazebo/Saung/Pendopo in gardens or open areas – Tropical colonial buildings with wooden structures – Wooden terrace pillar foundations for villas or resorts – Restoration of cultural heritage buildings (replacement for original umpak)
Usage Guide	1. Make sure the ground/base floor is solid and level 2. Place the umpak with the bottom side (30 cm) on the ground, top side (20 cm) facing upward 3. Place the wooden pillar exactly in the center of the top surface of the umpak 4. Add a waterproof layer or thin plaster between the wood and the stone
Payment Terms	T/T 50% down payment, 50% balance before shipment; L/C can be considered for large volumes
Port of Loading	Tanjung Emas, Semarang, Indonesia (alternatives: Jakarta & Surabaya)
Contact	watucandi.com \| Phone/WA: +6282138108364