Bathroom Waterproofing Cost per m² 2026: Coating vs Membrane
The bathroom waterproofing cost per m² (labour + material) as of 22 October 2026 from public applicators: cementitious coating Rp55–95k, acrylic Rp75k, bitumen Rp85–120k, torch-on membrane Rp185–250k, polyurethane Rp150–350k. For bathrooms, 2-component cementitious is most common because tiles can go straight on top.
Waterproofing service prices per m²
| System | PT ATM | Dua Insan Epoxy | Source |
|---|---|---|---|
| Cementitious | Rp55.000 (slurry) / Rp60.000 (flexible) | Rp65.000–95.000 | PT ATM |
| Acrylic | Rp75.000 | - | PT ATM |
| Bitumen coating | Rp120.000 | Rp85.000–115.000 | PT ATM |
| Membran bakar | - | Rp185.000–250.000 | Dua Insan Epoxy |
| Polyurethane | Rp150.000 | Rp210.000–350.000 | PT ATM |
Applicator prices as of 22 October 2026; minimum area, location and surface prep may add cost.
Example: 2x2 bathroom
Floor 4 m² + 30 cm wet upstand around (±2.4 m²) ≈ 6.4 m². At Rp65–95k/m² cementitious ≈ Rp416–608k, before applicator minimums.
DIY: materials only
To buy materials yourself, see homeX articles on waterproof paint, torch-on membranes and the waterproofing guide.
Buyer tips
- Turn the coating 30 cm up walls, 180 cm in the shower.
- Reinforce corners and the drain with fibre mesh.
- Flood-test 24–48 h before tiling.
- Get a written warranty.
Request a bathroom waterproofing cost per m2 Indonesia quote for your project
homeX can compare several brands at once and prepare a written quote for projects, renovations or shop stock. Send your needs (brand, size, quantity, location) via WhatsApp +62 821 1818 998, or visit the homeX showroom: Priskilla Tower, 6th floor, Jl. Atang Sanjaya No.21, Benda, Kota Tangerang, Banten 15125.
Disclaimer: prices change without notice and differ by store, city, pack size, grade and promotion. Data as of 22 October 2026; always confirm with the seller before buying.
FAQ
Bathroom waterproofing cost per m²? Cementitious coating is usually Rp55–95k/m² labour + material (Oct 2026).
Is torch-on membrane suitable for bathrooms? More common on roof slabs; coatings are more practical in bathrooms due to corners and pipes.
Redo waterproofing when retiling? Recommended, since the old layer is usually damaged during demolition.
Bathroom waterproofing cost per m2 Indonesia: related articles and products
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Price sources (checked 22 October 2026): PT ATM — Waterproof coating prices; Dua Insan Epoxy — Waterproofing prices per m².