01New CPVC plumbing
Replace rusted GI pipes with CPVC for hot and cold water.
Bathroom renovations: 12 ideas and a step-by-step plan
What to upgrade, in what order, and the mistakes to avoid.
Planning bathroom renovations can feel overwhelming, but most projects follow the same order. Get the hidden work right, like plumbing and waterproofing, and the visible upgrades last for years. Skip it, and even expensive tiles fail.
Here are 12 renovation upgrades, followed by a step-by-step plan.
02Proper waterproofing
A waterproof coating on the floor and lower walls stops seepage.
Wall-hung WC with concealed cistern
03Concealed cistern WC
A wall-hung WC with concealed cistern saves space and looks clean.
Glass shower partition
04Glass shower partition
Keeps the rest of the bathroom dry.
Large-format wall tiles
05Large-format tiles
Fewer grout lines, easier cleaning, modern look.
Wall-hung vanity
06Wall-hung vanity
Storage that stays off the wet floor.
Bathroom mirror with LED lighting
07Better lighting
Mirror lights plus a moisture-rated ceiling light.
Bathroom exhaust fan
08Exhaust fan
Essential in windowless bathrooms to prevent mould.
Tiled shower niche
09Shower niche
Built-in storage for toiletries.
PVC false ceiling in a bathroom
10PVC false ceiling
Hides pipes and is fully waterproof.
Anti-skid floor tiles
11Anti-skid floor
Safer for every age.
Thermostatic shower mixer
12Thermostatic shower
Steady water temperature for comfort and safety.
Ready to renovate? Our bathroom renovation in Kolkata service handles everything from plumbing to the final fittings.
Step-by-step bathroom renovation plan
- Inspect: check for leaks, seepage and old pipes.
- Design: layout, fittings, tiles and storage.
- Demolish: remove old tiles and fittings.
- Plumbing and electrical: new pipes, points and geyser line.
- Waterproofing: floor and lower walls, with slope to the drain.
- Tiling: floor and walls, with epoxy grout.
- Fixtures: WC, basin, shower, accessories.
- Finishing: vanity, mirror, ceiling, lights.
Common mistakes to avoid: skipping waterproofing, wrong floor slope, cheap fittings that rust, and no ventilation.
Materials and rough cost factors
- Scope: refresh vs full rebuild.
- Size of the bathroom.
- Tiles, sanitaryware and fittings brands.
- Plumbing and waterproofing extent.
- Vanity, partition and ceiling.
FAQs
Frequently asked questions
What is the first step in a bathroom renovation?
Inspect for leaks, seepage and old plumbing, then plan the layout and fittings.
Is waterproofing necessary in bathroom renovations?
Yes. Without it, water seeps into walls and floors below.
Can I renovate a bathroom without breaking tiles?
Partial upgrades like fittings, vanity and lighting are possible, but leaks and waterproofing issues need tiles removed.
How long does a bathroom renovation take?
A full renovation takes longer because of plumbing and waterproofing; smaller upgrades take a few days.
More bathroom ideas
All bathroom ideas
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Best tiles for the bathroom: 12 wall and floor ideas
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Black and white tile bathroom: 10 classic and modern ideas
A timeless monochrome look, from classic checkerboard to sleek modern.
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