Video summary

How to design Toilets Part 2

Main summary

Key takeaways

Educational

Main ideas / lessons (toilet fittings/fixtures + wash basins)

Toilet fittings & sanitary ware: what matters

Two key fixture categories

  • Sanitary ware (typically white ceramic): WC, wash basins, etc.
  • Fittings/fixtures: e.g., shower fittings, taps, and related hardware.

Terminology and plumbing configurations

  • A water closet (WC) is the common term for a toilet/commode.
  • Plumbing layouts such as S-trap vs B-trap affect:
    • installation approach
    • how pipes are routed

Sanitary ware types and how to choose/install

1) WC (Toilet) types: floor-mounted vs wall-mounted

Floor-mounted WC

  • Usually cheaper upfront
  • Disadvantages
    • Maintenance is difficult (often requires work from ground level)
    • Water seepage/staining risk
      • water collects and forms stains on the floor
      • cleaning becomes harder; dirt accumulates in one place
    • May look bulkier, with less refined aesthetics
  • Construction/compatibility notes
    • Often comes as a single package (tank + bowl)
    • Includes a trap design labeled like S-trap
    • Trap should match the floor layout (described as “straight/direct into toilet” matching concept)

Wall-mounted WC

  • Preferred in the video for:
    • durability
    • easy maintenance
    • sleek aesthetics
  • Important installation detail
    • Ensure a bottom gap (about 1–1/2 inch was mentioned; other phrasing included ~1 to 1/2 inches)
    • Verify plumber work:
      • correct height matters; otherwise seating/use becomes inconvenient
  • Wall-mounted systems depend on proper setup of concealed components and correct height specifications

2) Wall-mounted WC flushing units: “concealed” systems

Two wall-mounted “closet” configuration types are mentioned:

  • Single unit / tank integrated (described as the cheaper “sweet type”)
  • A version with a valve cover/plate (recommended)

Concealed tank system behavior

  • Flushing is controlled via an external plate with buttons.
  • Maintenance approach
    • remove the front plate
    • access internal flush mechanisms

Button/flush options

  • Common dual-flush concept referenced:
    • single flush example described as a “3/6” concept (two buttons for different water volumes)

Brand guidance

  • Cabarit/Kabari is mentioned as recommended.
  • The speaker emphasizes that early standard/quality matters, even if other brands exist.

3) Trap type clarification: S-trap vs B-trap

  • The video contrasts trap behavior:
    • earlier described floor-mounted type with S-trap
    • wall-mounted piping mentioned as B-trap
  • Key idea:
    • B-trap must route down into the toilet/drain correctly
  • If pipes must run through floors/walls:
    • you may need wall projection and careful finishing alignment

Water conservation and flushing volumes (instruction-like guidance)

  • Many flush tanks use 3 L and 6 L dual-flush buttons.
  • Water conservation practice emphasized:
    • Don’t use 6 L unnecessarily
    • Use 3 L most of the time
    • For urinals: typically flush 3 L and stop
  • Rationale:
    • water scarcity matters especially in hill areas
    • groundwater storage in drains is limited; borewells can be very deep

Marketing claims vs practical value (consumer lesson)

Warning about gimmicks

  • Be cautious of claims like:
    • anti-microbial
    • anti-stain
    • rimless
    • and similar branded features
  • Main message:
    • microbe growth is mostly governed by basic hygienic design/efficiency
    • don’t overpay for “feature branding”

Rimless note

  • Even “rimless” designs may still have a small rim—so practical differences may be limited.

Additional toilet design features mentioned

  • Toilet seat / soft-closing

    • Soft-close is presented as important
    • Previously expensive; now there are better-priced soft-close options (pricing examples were mentioned)

  • Siphonic flush system

    • Some brands offer syphonic/siphonic flushing and “double siphonic” claims
    • Described as swirling mechanical evacuation vs gravity flow
    • Speaker notes it’s “not very popular now,” but is acceptable if the model includes it

  • Flush valves / flush wells

    • Common in hotels/airports/theaters
    • Criticism:
      • can waste large amounts of water (example 25 L mentioned)
      • valves may be poorly calibrated or left open, causing continuous flow
    • Suggestion: avoid such systems where possible

Colors and bidets/advanced toilet tech

  • Toilet color

    • Trend toward plain white (better contrast with tiles)
    • Dark/colored options are described as more fashion-dependent

  • Bidet

    • Used mainly in European countries (e.g., Italy/France mentioned)
    • Speaker suggests not installing a bidet if it reduces space; instead rely on the “health basin” concept

  • Automatic flushing / Japan

    • Automatic systems described as popular in Japan
    • Local adaptation discussed:
      • add a spray system to the back of the seat cover (speaker expresses curiosity about real-world effectiveness)
    • Chinese auto-brush systems are said to cause problems; speaker advises against recommending them
  • Future expectation:
    • improvements in reliable auto-cleaning/brushing could be beneficial

Wash basin section: types and design/installation guidance

Wash basin types by mounting height/placement

1) Above-counter (vessel-type / drop-in style)

  • Increasingly popular internationally
  • Pros
    • aesthetic appeal and contemporary styling
  • Cons
    • may be harder to manage spills (wiping/pushing water away can be less convenient)
    • for older users, undercounter may be easier

2) Undercounter (sink bowl below counter surface)

  • A long-standing popular option
  • Pros
    • easier maintenance after spills compared to above-counter
  • Cons
    • bowl depth and cleaning practicality must be considered

3) Semi-recessed / hybrid

  • Part inside the counter, part outside
  • Goal: balance style and function
  • Warning:
    • if the bowl is too shallow, water may splash out onto the counter
    • deeper models are recommended in such cases

4) Wall-mounted washbasins

  • Presented as:
    • easy to fix and maintain
    • good for small toilet spaces
  • Variant: pedestal support
    • Full pedestal cleaning challenges: dirt gets trapped underneath
    • Wall-mounted “hob pedestal” preferred for aesthetics and maintenance

Shape selection guidance

  • Above-counter vessel shapes mentioned:
    • round
    • oval
    • teardrop
    • square / rounded-square
  • For small counters:
    • round/oval can create a “more space” feeling
  • Rectangular options:
    • noted as available from some companies/models

Key height constraints (instruction-like rules)

  • Undercounter wash basins

    • Keep total height (including counter top) around 32 inches
    • Emphasis: don’t exceed it

  • Above-counter wash basins

    • If counter-top height isn’t the same as under-counter setups:
      • rough rule: 34–36 inches including the wash basin top
    • Final adjustment depends on bowl depth and fit

Fixing/installation methods (detailed bullet list)

  • General concept for above-counter sinks

    • Requires correct support slab work and secure insertion

  • Method: insert a concrete “Kadapa slab” into the wall

    • Insert a concrete slab into the wall (diagram referenced)
    • Place granite or marble on top
    • Typical slab thickness mentioned: about 2 inches
    • Ensure strong seating/support:
      • described as “hold on both sides”

  • Don’t exceed slab/counter thickness

    • Caution: don’t go beyond about 2 inches for the support insert to keep a sleek finish

  • Brackets method

    • Use metal/MS brackets to support the slab
    • Brackets inserted with a small tail/support dimension (referenced as 2/1 inch tail)
    • Useful when fixing needs flexibility after finishing

  • Waterproof plywood box method

    • If additional work/support is needed after tile finishing:
      • build a waterproof plywood (WP) box
      • place granite/marble on top
    • Waterproof boards mentioned as alternatives:
      • PVC boards, WPPC boards, etc. (water-repellent products)
    • Important caution:
      • don’t run the box all the way to the floor (maintenance problem)
      • keep it at least ~1 ft above the floor

Drain and trap recommendation

  • Insist on using a drop fix at the bottom / dropper bottle trap concept.
  • Rationale:
    • dropper bottle trap is easier to service/maintain
    • regular flexible PVC solutions may look worse once dirty

Material/finish options and cost notes

  • Countertop material options mentioned:
    • granite
    • marble
    • Corian / artificial materials
    • Korean tops (less common locally; higher cost example given)
  • Notes:
    • light granite may risk discoloration (discoloration/brown dots mentioned)
    • marble generally OK
    • Corian suggested as an alternative in discoloration scenarios
  • Some Korean/artificial options:
    • pre-molded tops that mimic above/below-counter appearances

Color/finish trends for wash basins

  • Historically: darker/backlit colors popular for about a decade
  • Current trend:
    • mostly white
    • emerging alternatives: black, gold, silver-like finishes, copper/genuine copper, glass bowls, stone/onyx/marble-like bowls

Main sources/speakers featured (as visible in subtitles)

  • Unclear/garbled speaker labels: references to “Maina,” “Mains,” and “Maine” appear as host/speaker/collaborator labels, but no reliable external attribution is provided.
  • No clearly identifiable named person or publication from subtitles alone.

Companies/brands mentioned (examples only)

  • Kabari/Cabarit (concealed tanks)
  • Pariware / Pari Wear (toilet/brand mentions)
  • Hindware, Jaguar, Kohler, Duravit, Toto, American Standard, Jaguar “I-Plush”, Shell (flush valve installed mention), Rocca, Cera (possibly “Carovit”), and multiple other partially garbled brand names.

Original video