Construction Calculator for South Korea

Free construction calculators preconfigured for South Korea. FRELUX runs every calculation with this market's template defaults: local wall units, 40kg cement bags, and local electrical and plumbing practice. Prices come from the live price database in KRW (₩).

South Korea building-practice defaults

• Default wall unit: Standard Red Brick (190x90x57mm) (190 x 57 x 90 mm)
• Cement bag weight: 40 kg
• Currency: KRW (₩)

Electrical practice

• Standards: Korea Electro-technical Code (KEC 2021) & KS C IEC 60364
• Nominal voltage: 220V single-phase / 380V three-phase
• Typical wiring: HFIX (Halogen-free flame retardant polyolefin cross-linked insulated wire 450/750V) pulled into CD (combustible synthetic resin) conduit embedded in slabs

Plumbing practice

• Standards: Korean Construction Specification (KCS 31 20 Plumbing Work) & KS B 1538
• Water supply piping: Polybutylene (PB) pipe or Cross-linked polyethylene (XL / PE-Xa) pipe with central distribution manifold

Start a calculation

• Build-to-Roof Estimator: full construction cost from foundation to roof
• BOQ Generator: bill of quantities with VAT and contingency
• Electrical Estimator: wiring takeoff per South Korea practice
• Plumbing Estimator: water supply and drainage takeoff
• Regional Cost Index: current material price levels

Are these figures certified for South Korea?

They are template starting defaults for quantity takeoffs, referenced to the standards listed above. Always confirm sizes, materials and current prices with your local supplier or licensed professional before purchasing.