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ONE by Piet Boon Door Lever

by Formani

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This product is special order, please contact us for more information.


The ONE modern door handle is designed by the renowned Piet Boon for FORMANI. A versatile design that works well with modern, transitional, classic, and industrial styling.

This handle is a solid double sprung lever attached to a rose. There are a wide range of various other door handle and backplate options and accessories from the same collection.

ONE is a collection that offers a total concept for door, window, and furniture fittings with an additional and unique series of bathroom accessories.

See links below in Product Downloads for full catalogue offerings.

Budget Pricing

ONE Passage Lever sets start at $390.

Please contact us for a detailed quote with the following information:
  1. Lever or Knob Style
  2. Rose Trim or Backplate if separate
  3. Finish
  4. Lock & Latch Type (Tubular/ American Mortise/ Euro Mortise)
  5. Function (Passage/ Privacy/ Entry/ Other)
  6. Backset Dimension (if known at this time)
  7. Handing (RH/ LH/ RHR/ LHR)
  8. Door Thickness


ONE Door Lever Handle on Rose Options:
PBL 15/50: lever Ø 15 mm (0.6") X overall L 115 mm (4.5")
PBL 15XL/50: lever Ø 15 mm (0.6") X overall L 130mm (5")
PBL 20/50: lever Ø 20 mm (0.8") X overall L 113mm (4.4")
PBL 20XL/50: lever Ø 20 mm (0.8") X overall L 138mm (5.4")

Privacy/ Lock Options:
PBN50 key escutcheon
PBY50 profile cylinder escutcheon
PBB50 blank escutcheon
PBWC50 turn and release set

Areas of application: Residential

NOTE: European roses are smaller than standard North American models. Please ensure all dimensions are carefully reviewed as these may not fit existing or pre-bored door holes.


Finish Options:
Satin Black RAL 9004
Satin White RAL 9003
Satin Stainless Steel

Product Downloads

ONE Full Catalogue
ONE Front Door Fittings Catalogue
ONE Door Fittings Catalogue
ONE Window Fittings Catalogue
ONE Hardware Accessories Catalogue
(find cabinetry hardware, handles, knobs, flush pulls, lift & slide handles, door stops)
ONE Bath Accessories Catalogue
(find towel bars, racks, toilet brush holders, toilet roll holders, toothbrush holders, and soap dispensers)
Formani Care and Maintenance