Güven Kardeşler · İstanbul
Bathroom Renovation Ideas – Modern and Functional Solutions
Looking for stylish yet practical solutions to remodel your bathroom? Güven Kardeşler brings expertise from projects like Four Seasons and Grand Hyatt to create custom designs. Enjoy a free on‑site assessment, fixed written price, and workmanship guarantee for your dream bathroom.
Free 3D design for this renovation — see it first →Bathroom Renovation prices in İstanbul, 2026
Typical range
90.000 – 250.000 ₺ (per project)
Average range including material and labour. The exact price is given in writing and fixed after a free on-site visit.
What moves the price
- ·Waterproofing and plumbing renewal
- ·Tile size and quality
- ·Sanitaryware, taps and shower system
Some of our bathroom renovation work
Real completed projects by Güven Kardeşler.
What's included?
- Free on‑site assessment and detailed measurements
- Fixed, written price quotation
- Selection of high‑quality materials and accessories
- Professional workmanship and project management
- Workmanship guarantee and post‑completion support
Backed by a crew that has worked on projects like Four Seasons, Grand Hyatt and Istanbul Modern.
Frequently Asked Questions
- How much does a bathroom renovation cost?
- We provide a fixed written price after a free on‑site assessment. You will receive a clear quote based on measurements and your preferences.
- How long does the renovation take?
- Depending on the scope, the project is completed within 1‑3 weeks. A precise schedule is set at the start.
- What materials do you use?
- We use waterproof ceramics, natural stone, high‑quality cabinet systems, and energy‑saving lighting—durable and aesthetic options.
Planning Bathroom Renovation?
Leave your number and we'll call you today. The site visit is free, and the price we then give you is fixed and in writing.
- ✓ Free site visit
- ✓ Written fixed price
- ✓ Your number is never shared
Bathroom Renovation Ideas – Modern and Functional Solutions
Call us or message on WhatsApp — we reply the same day.
- Free site visit
- Written fixed price
- Workmanship warranty
15 years, 250+ projects. English-speaking team.