The case study, section by section
Five sections below, as the PDF prints them. The constraints section is the one that generalises.
The brief
- A family of five plus visiting grandparents; seating for nine in the living room.
- A storage audit that came to 340 cubic feet against a flat that offered about 250.
- A pooja space with a fixed directional requirement.
- Budget fixed and non-negotiable; move-in date tied to a school term.
The constraints
- A 14 in beam crossing the living room 8 ft from the window wall.
- A west-facing living wall that reached 38 degrees on the surface by 4pm in April.
- Society working hours of 10am to 6pm, no Sunday work, single service lift.
- A 6 ft 2 in lift car diagonal, which ruled out any pre-built item over that length.
What we did
- Stepped the ceiling so the beam became the edge of a designed level, not an apology.
- Put the deepest storage directly under the beam, where head height was already lost.
- Insulated the west wall behind panelling with a 25 mm air gap and a foil-faced board.
- Made every joinery item knock-down, sized to pass a 6 ft lift diagonal.
- Placed the pooja unit on the north-east wall, which the plan allowed without moving anything wet.
Numbers
- 292 cubic feet of storage delivered, against 250 in the original layout.
- West wall surface temperature down by 6 degrees at 4pm after insulation.
- 15 weeks on site within 10am-to-6pm society hours, six days a week.
- Seating for nine achieved with a 3+2 layout and a 60 in bench at the window.
What transfers to your project
- Count your storage in cubic feet before the first layout. It changes the plan, not the finish.
- A beam is a design opportunity once you stop trying to hide it.
- A west wall in Mumbai is worth insulating; it pays back in cooling every summer.
- Measure the lift diagonal before anything is ordered. It has ended more deliveries than budget has.
How to apply it to your flat
- Count your storage in cubic feet before the first layout. It changes the plan, not the finish, and it changes it early.
- Treat a beam as an edge, not an obstruction. Step the ceiling to it and put the deepest storage underneath, where head height is already lost.
- Insulate a west wall. A 25 mm air gap and a foil-faced board behind panelling pays back every summer.
- Measure the lift diagonal before ordering anything. It has ended more deliveries in Mumbai than budget has.
Three lessons that transfer
- Storage is a number, not a feeling. A flat that gains 42 cubic feet over its original layout feels different to live in.
- West-facing walls are worth money. Six degrees at the surface is a meaningful reduction in cooling load.
- Knock-down construction is not a compromise in a building with a small lift; it is the only way the work arrives intact.
Download the case study (PDF) →
See the photographs at Palghar residence, and the wider lessons in the case study blog.
Frequently asked questions
How do you count storage in cubic feet?+
Room by room. Measure the internal volume of every cupboard, shelf and box you currently use, add what is stored elsewhere and what is currently in bags, and total it. Most families are surprised by the number. Design against it rather than against a wardrobe elevation that looks right.
Why not just hide the beam with a flat ceiling?+
Because you lose 14 inches across the entire room to conceal something that affects eight feet of it. Stepping the ceiling so the beam becomes the edge of a designed level keeps the rest of the room at slab height minus four inches, which is the difference between a tall room and a low one.
Does insulating a west wall actually work?+
Measurably. A 25 mm air gap with a foil-faced board behind panelling took the surface temperature down by six degrees at 4pm in April on this project. The cooling load reduction is real and the payback in a Mumbai summer is under three years.
What is a knock-down build?+
Joinery manufactured as components and assembled inside the flat, rather than built in the factory and carried in whole. It costs slightly more in site labour and it is the only option when the lift diagonal is under about 6 ft 6 in, which is common in older Mumbai buildings.
How were fifteen weeks achieved within society hours?+
By running factory manufacture in parallel with site work, closing all material selections before mobilisation, and sequencing trades so only one noisy activity ran at a time within the permitted window. Society hours do not have to add weeks if the programme assumes them from the start.