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Bespoke craft & made-to-measure pricing

Slot-drain sinks in porcelain stoneware and sintered quartz, made to measure

Bespoke slot-drain sinks in large-format porcelain stoneware and sintered quartz, made in Warsaw to the exact size of your bathroom. Precise 45° mitres, a concealed drain, and an exact match to the wall tile or the counter.

A floating matte porcelain stoneware basin sloping back to a hairline rear slot drain with 45° mitered joins. Design concept reference.

Material

Porcelain stoneware and sintered quartz — materials without compromise

  • Continuity with the design

    The basin can be made from the same sintered quartz or porcelain stoneware as the walls and the counter — one interior, with no foreign texture.

  • Durability of sintered quartz and porcelain stoneware

    Full resistance to scratches, staining, cosmetics, hair dye, and household chemicals. Zero absorption, and no regular impregnation of the kind natural stone needs.

  • A light construction

    Unlike a heavy block of granite or marble, a basin on a rigid core does not overload the wall and hangs safely on concealed steel brackets.

Making

Made without compromise on quality

  • Reinforced epoxy joints

    We use a specialist two-component adhesive. The joints are fully resistant to water and household chemicals. They will not darken or break down over time.

  • The right fall, an envelope

    The proven geometry of the base sends water and foam fully into the slot drain, so nothing sits in the corners.

  • Safe chamfers

    Every visible corner is hand-finished at 45°. There are no sharp edges, and no risk of an accidental chip.

Care

With your time in mind

Porcelain stoneware and sintered quartz do not need complicated care. The surface is dense, so warm water and a soft microfibre cloth are enough for a perfect clean. The basin can be cleaned with ordinary mild gels and melamine sponges.

A detailed care card comes with every piece.

Made to order

Individual solutions for your project

We make the washbasin exactly to the size of your bathroom. Premium textures are available: concrete, marble, slate, and matte solid colours. We work from your drawings and welcome interior designers.

Three forms

Three slot-drain geometries

Each design is fabricated to your niche measurements. Explore three proven drainage geometries tailored to your layout.

  1. A floating matte porcelain stoneware basin sloping back to a hairline rear slot drain with 45° mitered joins. Design concept reference.

    01Infinity ramp

    Single-plane continuous slope to a rear hairline slot

    A continuous plane of porcelain stoneware slopes downward at a calibrated 2.5° gradient into an 8 mm rear slot. Water sheets effortlessly across the tile into a concealed catchment box without splashing, eliminating traditional drain grates.

    Suited for
    Powder rooms, guest suites, and entries paired with wall-mounted faucets
    Detail
    Vein-matched 45° mitred transitions bonded with color-matched epoxy
  2. A continuous double-faucet trough vanity faced in Ceppo-style porcelain stoneware with an unbroken rear slot drain. Design concept reference.

    02Monolithic double trough

    An expansive, continuous basin shared by two faucets

    A wide-format vanity spanning 1400 mm to 2400 mm serving two wall-mounted or deck-mounted faucets. A single linear slot along the rear edge replaces the center joint and duplicate chrome hardware of two separate undermount bowls.

    Suited for
    Shared master bathrooms and hospitality interiors
    Detail
    Configurable with dual independent P-traps or a single central manifold to align with on-site plumbing rough-ins
  3. A floating vanity block clad in concrete-look porcelain stoneware with a 200 mm mitered apron and hidden slot drain. Design concept reference.

    03Deep mitred apron

    A floating monolithic block with 45° waterfall edges

    Creates the visual presence of a solid 150–250 mm stone block floating off the wall. The porcelain stoneware wraps continuously across precision 45° mitred joints with no visible tile trims or overlap seams.

    Suited for
    Spaces where base cabinetry is omitted
    Detail
    Reinforced internal chassis prepared for heavy-duty concealed steel wall brackets, with a recessed underside channel for LED accent lighting

From sketch to installation

How your sink is made

Send approximate dimensions on WhatsApp. We confirm the fabrication drawing and the quote during an on-site laser measurement in Warsaw.

  1. Rough Dimensions or Sketch

    Share your approximate width, depth, and mounting preference (wall-hung or on cabinetry) on WhatsApp.

  2. Digital Laser Measurement (Warsaw)

    We measure the niche on site: wall tolerances, plumbing centerlines, and bracket anchoring points. We then finalize the fabrication drawing and confirmed quote.

    Get in touch
  3. Core Fabrication & Tile Cladding

    We build the rigid waterproof basin chassis to the verified laser dimensions and clad it in the chosen porcelain stoneware, sintered quartz, or tile, finishing the slot and the 45° mitres.

  4. Delivery & Plumbing Hookup

    We deliver the completed basin to your Warsaw site, anchor it to structural brackets, and connect the waste with a full drainage test.

  5. Handover & Warranty

    Backed by HomeEffect's 3-year warranty on finishing works, from handover.

Project Feasibility

Have an opening in mind?

Send your rough niche dimensions or an architect’s drawing on WhatsApp. We reply the same day on whether the layout can be built. For a finished layout in Warsaw, book an on-site laser measurement.

studio@home-effect.pl

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