Plumbing Design
Water supply and drainage layouts that work reliably for years: correct pipe sizes, proper slopes, sensible shaft positions and tanks sized for your building, coordinated with the structure.
- Water supply and hot water layouts
- Drainage, soil and waste pipe layouts
- Tanks, pumps and rainwater harvesting
- Sewer and septic / STP connections
Water supply and drainage layouts that work reliably for years: correct pipe sizes, proper slopes, sensible shaft positions and tanks sized for your building, coordinated with the structure.
- 6 deliverables handed over
- 6 areas of scope covered
- Serving 112 cities across Delhi NCR & nearby
- Free initial estimate & scope call
Plumbing that is designed, not improvised on site
Leaking joints, slow drains, low pressure on the top floor and bad smells from traps are common complaints, and most of them come from plumbing that was worked out on site without a plan. Plumbing design fixes the routes, sizes and levels in advance so that water reaches every fixture and waste leaves the building by gravity without blockages.
We prepare water supply layouts for cold and hot water, showing pipe sizes, valves and connections from the overhead tank, pump or pressure system. Drainage layouts show soil, waste and vent pipes, floor traps, gully traps and inspection chambers, with slopes and invert levels to the sewer or septic tank. Tank capacities are worked out from the number of occupants and use.
A key part of the work is coordination. Shaft positions are agreed with the architect, pipe drops are kept clear of beams and columns, and sunken slabs for toilets are shown on the structural drawings. In multi-storey builder floors, stacks are planned so each floor has its own serviceable connections without running pipes through a neighbour's ceiling.
Where needed, the plumbing design also includes connections for rainwater harvesting, a sewage treatment plant, pumps for underground tanks and provisions for water purifiers or softeners. Good practice follows the plumbing provisions of the National Building Code. The drawings give your plumber a clear plan to work to and give you a record of where every concealed pipe runs, which helps with future repairs.
- New houses
- Multi-storey builder floors
- Commercial buildings
- Hotels and guest houses
- Toilet and kitchen renovations
What the plumbing design covers
Water supply layout
Cold water lines from tank or pump to every fixture with pipe sizes.
Hot water layout
Geyser, solar heater or central hot water routes to baths and kitchen.
Drainage and soil lines
Soil, waste and vent pipes with traps, slopes and chambers.
Tanks and pumps
Overhead and underground tank capacities, pump selection and connections.
Sewer and septic connection
External drainage to the municipal sewer, septic tank or STP.
Shaft coordination
Shaft and sunken slab positions agreed with the architecture and structure.
Deliverables & documentation
Clear, professional outputs at every stage — nothing left ambiguous.
- Floor-wise water supply layout
- Floor-wise drainage and soil pipe layout
- Toilet and kitchen enlarged plumbing plans
- External drainage plan with chamber levels
- Tank capacity and pump notes
- Pipe material and fixture specification sheet
Your project in 4 clear steps
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01
Study fixtures and occupancy
We list fixtures floor by floor and estimate water demand for the occupants.
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02
Plan shafts and routes
Shafts, pipe drops and external drain routes are fixed with the architect and structure.
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03
Size and level the system
Pipe sizes, slopes, invert levels, tank sizes and pumps are worked out.
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04
Issue drawings
Layouts and specifications are issued with notes for the plumber and site team.
Reasons clients choose us
- Architecture, interiors, engineering & approvals in one team
- Written scope and fees before work starts
- Coordinated, construction-ready drawings
- One point of contact throughout
- Local knowledge across Delhi NCR
- 10+ years, 3,500+ projects
Engineering fees are quoted per square foot of built-up area or as a fixed amount per discipline (structural, electrical, plumbing). Supervision is quoted per visit or as a package for the whole construction period.
What our clients say
"We handed over an empty 3BHK and got back a home that finally feels like us. The team listened to how we actually live — not how a catalogue thinks we should — and it shows in every corner."
"The modular kitchen is the star of my house now. Soft-close everything, a pull-out for my masala dabbas, and not a single wasted inch. My mother-in-law approves, which is the real 5 stars."
"What sold me was the 3D walkthrough — what I saw on screen is exactly what got built. No surprises, no 'arre sir yeh possible nahi hai' after booking."
Questions about plumbing design
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Services that go together
Talk to us about plumbing design
Talk to our team for architecture, interiors, approvals, valuation or project estimation — one conversation covers it all.