Invoice Plumber in Thailand Bangkok –Free Word Template Download with AI
Professional Plumber & Water Systems Specialist
128/45 Sukhumvit Road, Khlong Toei District
Bangkok 10110, Thailand
Tel: +66 (0) 2 254 8891 | Email: [email protected]
Tax ID (VAT): 0105558901234
Bill To (Client)
Mr. Somchai Rattanakorn
45/12 Phrom Phong Road, Unit 1803
Empire Tower, Khlong Toei District
Bangkok 10110, Thailand
Tel: +66 (0) 89 555 2211
Email: [email protected]
Service Details
Plumber Assigned: Mr. Anan Chaiyasit
License No.: TH-PLB-2019-4472
Service Date: 12 June 2025
Work Order: WO-2025-3391
Job Type: Residential Plumbing Repair
Area: Thailand Bangkok – Khlong Toei
| # | Description of Plumber Services | Qty | Unit Price (THB) | Amount (THB) |
|---|---|---|---|---|
| 1 | Emergency plumber call-out and on-site diagnostic inspection of water supply lines, drain pipes, and main water valve at the client's residence in Thailand Bangkok | 1 | 1,500.00 | 1,500.00 |
| 2 | Replacement of corroded copper water supply pipe (15mm diameter, 3.2 meters) in the kitchen area, including all fittings, soldering, and pressure testing | 1 | 4,800.00 | 4,800.00 |
| 3 | Repair and resealing of the main bathroom shower head and mixer tap assembly; replacement of worn O-rings and ceramic cartridge | 2 | 1,200.00 | 2,400.00 |
| 4 | Unclogging and hydro-jetting of the main floor drain and sewage line (approximately 8 meters) using professional plumber equipment | 1 | 3,500.00 | 3,500.00 |
| 5 | Installation of new P-trap and S-trap assemblies under both bathroom sinks to prevent sewer gas backflow and ensure proper drainage | 2 | 950.00 | 1,900.00 |
| 6 | Supply and installation of a 100-liter electric water heater (brand: Stiebel Eltron) in the master bathroom, including mounting bracket, inlet/outlet connections, and safety valve | 1 | 8,200.00 | 8,200.00 |
| 7 | Comprehensive plumbing system pressure test (10 bar for 30 minutes) and final quality inspection of all repaired and newly installed components | 1 | 1,000.00 | 1,000.00 |
| 8 | Disposal of old plumbing materials, debris removal, and full site cleanup at the Thailand Bangkok service location | 1 | 800.00 | 800.00 |
Subtotal:THB 24,100.00
VAT (7% – Thailand Revenue Code):THB 1,687.00
Emergency Service Surcharge (Weekend):THB 500.00
Grand Total:THB 26,287.00
Invoice Notes & Service Summary
This Invoice is issued by SiamFlow Plumbing Services Co., Ltd., a licensed and registered plumber operating in Thailand Bangkok, in accordance with the Royal Thai Government's regulations on trade services and the Department of Special Trade and Business Services (DSTBS) licensing requirements.
The plumber assigned to this job, Mr. Anan Chaiyasit, holds a valid Class B plumbing license issued by the Bangkok Metropolitan Administration (BMA) and has completed all safety and environmental compliance training required for residential plumbing work in Thailand Bangkok.
All materials used in this service are certified to Thai Industrial Standards Institute (TISI) specifications. The water heater installation is covered under a 5-year manufacturer warranty, and all labor work is guaranteed for a period of 12 months from the date of completion.
Please note that this Invoice must be settled within 15 calendar days from the Invoice date. Late payments will incur a penalty of 1.5% per month as stipulated under the Thai Civil and Commercial Code, Section 224.
Terms and Conditions
- This Invoice constitutes a formal request for payment for plumbing services rendered by our licensed plumber in Thailand Bangkok on 12 June 2025.
- Payment may be made via bank transfer to SiamFlow Plumbing Services Co., Ltd., Bank of Ayudhya, Account No. 189-2-45678-9, or by credit card (Visa/Mastercard) with a 2% processing fee.
- All work performed by our plumber is subject to a 12-month workmanship warranty. Any defects arising from the plumber's labor during this period will be repaired at no additional cost.
- The client acknowledges that this Invoice has been reviewed and all services described herein were performed to the client's satisfaction at the time of completion in Thailand Bangkok.
- Any disputes arising from this Invoice shall be governed by the laws of the Kingdom of Thailand and shall be subject to the exclusive jurisdiction of the courts in Bangkok.
- This Invoice is valid for 90 days from the date of issue. After this period, the plumber's company reserves the right to reissue the document with updated pricing if material costs have changed.
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