Formed stainless steel sheet pans enclose an electrified lockset mechanism, semi-opaque acid etched glass, and ipe wood boards which run as a continuation of the surrounding fence. Custom stainless steel door pulls, latch bolt, and astragals are carefully integrated into the overall design.

Design: Jennifer Bloch Landscape Architecture, DDF (detail, construction, mechanical)

Fabrication: DDF

Installation: DDF

Minimal hot roll mild steel flat bar frames hold large panels of clear and semi-translucent glass to enclose two conference rooms in the BAR Architects office. The 11'-0" tall doors swing on blackened lift-off hinges and have a hold open stop. Hot roll structural beams serve as header and mullion.
 

Design : BAR Architects,  DDF (detail design)

Fabrication : DDF

Installation : DDF

Serving the purpose of both entry gates and a museum exhibit at the Exploratorium at Pier 15 in San Francisco, the waterjet cut imagery depicts the tidal patterns of May 1969, the date of the opening of the Museum.  Unique features include no-header frames, ADA automated compliance, cast silicone custom glazing in custom stainless clip system.  Of formed, welded, milled and painted mild steel, stainless steel custom hardware.  

Design: GLS Landscape Architecture, DDF

Fabrication, Installation: DDF 

This entirely custom cold roll blackened steel and etched glass pivot door utilizes a unique bottom pivot to accommodate a post-tension cable floor allowing only 7/8" anchor depth.

Design: DDF, Bayon Design Studio, Lemire & Company

Fabrication, Installation: DDF

Glass, mild steel, Lumasite and mahogany residential carport and automated gates, installed to existing residential building columns.  Painted and powdercoated steel; laminated glass; FAAC unground closer; LED lights; mahogany

Design:  David Baker Architects, DDF

Fabrication:  DDF

Installation:  DDF, NexGen Builders 

This ethereal cold rolled steel flat bar and resin-infill sliding door divides bedroom from living area and slides out of sight when not in use. The removable side light panel at the window seat provides flexibility of programmatic use. A minimal cold rolled steel sheet surround provides a sleek backdrop for the apartment's fireplace and integrated LED lighting. These immaculate fabrications have no visible welds and minimal hardware.

Design: Bayon Design Studio, Lemire & Compnay

Fabrication: DDF

Installation: DDF

Stainless steel bar tops and foot rails. Blackened cold roll steel ladder rails and hanging rods. Hot Roll Steel cladding. Ladder design by DDF and includes custom Delrin rollers.

Design: Jenson Architects

Fabrication: DDF

Wood: MWDB

Photo Credits: Patricia Chang Photography

https://sf.eater.com/2019/1/17/18186991/verjus-wine-bar-quince-tusk-open-photos-menu-san-francisco

Exquisitely clean brushed half-inch stainless steel with same thickness low iron glass and joints attached with machined press-fit hidden steel dowel pins.  Matte white powdercoated handrails with inset continuous LED lights beneath.  Nearly zero visible fasteners and no visible welds.  Muratore Corp had a great design, we took the minimalism through to functional completion.

Concept + Site Design:  Muratore Corp

Design:  DDF, Bayon Design Studio, Lemire & Company

Construction Design + Fabrication:  DDF

Installation:  DDF 

Powdercoated steel and hardwood spiral stair with guardrail.  Custom formed and forged stringers, laser cut plate, tube steel.

Design:  DDF, Mork/Ulnes Architects

Fabrication:  DDF

Installation: Modica Construction

Awning / Sunscreen of Skatelite, painted steel, hidden custom actuating mechanisms.  20' W x 11' H

Design: DDF, Mork-Ulnes Architects

Fabrication: DDF

Installation: DDF

Hot rolled steel structural loft with reclaimed fir plank floor, bridge with underlit fritted glass floor and heavy steel bar ladder and guardrails with clear glass; closet integral to loft structure with sheetmetal sliding doors in custom tracks, sandblasted fir side panels; hot rolled steel plate bookshelves and folding desk. Freestanding structure secured to building structure with compressed felt blocks.

Design: DDF, Muratore Corp

Fabrication: DDF

Wood: MWDB

Glass: Hayward Glass

Installation: DDF

Oiled cypress slats in both fixed and operable bare aluminum frames.  DDF custom sprung closer, integrated wireless doorbell & stainless steel deadlatch.

design:  Atelier KS, Client, DeFauw Design + Fabrication 

fabrication:  DeFauw Design + Fabrication

installation:  DeFauw Design + Fabrication

wood:  MWBD

DDF was responsible for the steel components of several douglas fir slat walls and the main feature stair for this office retrofit. All blackened hot rolled steel and hardware conforms perfectly with the nuances of a 100 year old timber frame and steel buttressed building in San Francisco's Embarcadero District.

Design: Lundberg Design

Fabrication: DDF, Milltek (wood)

Installation: DDF, Milltek (wood)

This custom powdercoated aluminum skylight was constructed to follow the lines of a doubly-curved studio addition. Two motorized, operable glass skylights are framed by four curved polycarbonate panes. The ample lighting creates an environment suitable for a lush garden to screen the kitchen from the gallery and dining area.

Find the Dwell Article featuring this project HERE.

Design : Mork Ulnes Architects

Fabrication: DDF

Installation: Natal Modica Construction

Photovoltaic Array Frame:  galvanized mild steel support frame; canted angle in two directions and offset truss frame centerline for ideal sun exposure. custom waterjet cut cold fastened truss system.

Design:  David Baker Architects, DDF, Ben Corotis

Fabrication:  DDF

Installation:  DDF, Luminalt (PV Panels) 

Exterior Staircase and Landing:  perforated/ dimpled formed steel treads & landing, structural steel, stainless steel wire mesh guardrail infill, hot dip galvanizing; glass infill with magnet stops

Design:  David Baker Architects, DDF

Fabrication:  DDF

Installation:  DDF, FalconFive Construction

Stainless Shingle Hooks:  16 gauge stainless steel sheetmetal, laser cut & folded for attachment of corten & other shingle.

Design:  David Baker Architects

Fabrication: DDF

Installation:  FalconFive Construction 

Galvanized Sink and Counter:  kitchen sink and drainboards, of 1/4" mild steel plate and hot dip galvanized finish.

Design:  David Baker Architects, DDF

Fabrication:  DDF

Installation:  FalconFive Construction 

Inset Galvanized Bath Hooks:  mild steel plate bath hooks with hot dip galvanized finish and epoxy mounting.

Design:  David Baker Architects, DDF

Fabrication:  DDF

Installation:  FalconFive Construction 

Hot rolled mild steel flat bar door and frame. Clear tempered glazing. 

Design : BAR Architects, DDF (detail design)

Fabrication : DDF

Installation : Suffolk Construction

Residential guardrail and handrail with integrated shelf:  cold roll steel, glass + wood rail.   

   Design:  Ash Huang, DDF

   Fabrication:  DDF

   Installation:  DDF

Forged, stamped and oxidized mild steel, custom latches and cane bolt.

Design: DDF

Fabrication: DDF

Installation: DDF, Gracias Madre

Hot rolled steel guardrail tube frame with matte black powdercoat. Custom hand-tightened fasteners to blind tapped tabs support two clear glass panels. Stanchions attach to stair wall with powdercoated socket head cap screws. A white oak guardrail cap and round profile handrail coordinate with existing flooring and stair. Several delicate flat bar brackets coordinate with the guardrail's aesthetic.

Design: RS Donahue, DDF (detail design)

Fabrication: DDF

Install: DDF

Wood: Mellon Winslow Design + Build

Catwalk from third floor of Potrero Hill residence to back garden. Of hot dip galvanized structural steel, rod, perforated decking and cable; woven stainless steel zoo netting.

Design: Mork-Ulnes Architecture, DDF

Fabrication, Installation: DDF

200 linear feet of deck and stairway guardrail for a Berkeley residence. 1/8" diameter stainless steel horizontal cable infill strung between powedercoated 1/2" hot rolled flat bar verticals. No visible fasteners, except for cable system end hardware.

Blackened cold roll flat bar handrail and guardrail for a three-story interior staircase. No visible welds and minimal visible fasteners. Rift-sawn white oak infill slats sit tight to the top and bottom steel rails.

Design: Jiun Ho, DDF

Fabrication: DDF

Install: DDF

A partitioned corten steel & textured glass wall & gate provide security to this residential complex courtyard, while still allowing light and selected visibility through.

Design: David Baker Architects

Fabrication: DDF

Install: DDF

This stainless steel shower grate is custom fitted to the slot opening over a trough drain. Made of 1/4" stainless steel plate with a waterjet cut pattern of perforated and eased holes, this weldment serves its purpose beautifully.

Design: DDF

Fabrication: DDF

Installation: DDF

This stainless steel, glass, and wood guardrail system covers the residence's stair, catwalk, and balcony. In delicate connection, a curved stainless steel flat bar glass bracket passes through holes in the glass panels and is fastened with a custom rectangular cap on the outside. Lagged base plates are hidden under the wood flooring. Handrail brackets to match.

Design: Simon Orchover, DDF

Fabrication: DDF

Installation: DDF

Hot dipped galvanized mild steel guardrails and handrails for a Berkeley residence deck and stairway. Guardrails infilled with stainless steel cable to preserve visibility, The steel round tube rails are held by a delicate round bar detail, and sleeved pipe corner details render connections nearly invisible.

Design: Gerry MacClellend

Fabrication: DDF

Installation: DDF

Installation of this residential glass and powder coated steel wall completed by DDF.

Design: South Park Fabricators

Fabrication: South Park Fabricators

Install: DDF

One of DDF's earliest projects, this corten steel, all-custom stainless steel hardware and 3Form infill panel gate remains beautiful and perfectly functional to this day.

Design: Hillary Curtis, DDF

Fabrication, Installation:  DDF

Ten aluminum shoji screens on a stainless steel track system conceal the client's kitchen. The infill screens are made of fiberglass and bamboo, allowing for some transparency to the appliances beyond.

Design: David Baker, DDF

Fabrication: DDF

Installation: DDF

Counterweighted anodized aluminum Ladder/Stair and floating acrylic door panel for residential office.  All custom stainless steel mechanicals and hardware, marine oval aluminum tubing, custom-perforated and formed treads. Translucent acrylic panel closes into anodized aluminum door frame.

   Design:  DDF

   Fabrication:  DDF

   Installation:  DDF

These four-panel doors are composed of two bifold sections. Made of mild steel tube and oxidized sheet metal with a small window at each panel, the doors are locked by cane bolts in open and closed positions.

Design: DDF

Fabrication: DDF

Install: DDF 

DDF fabricated this patinated hot rolled steel counter wrap and additional walnut veneer casework to complete The Social + Capital Partnership's existing reception desk. The waterjet cut logo is backlit by a concealed LED light box. DDF also provided three wool felt-wrapped steel frame panels to mitigate noise in the lobby.

Design: Cynthia Wang

Fabrication: DDF

Installation: DDF

hot rolled steel loft bridge with underlit fritted glass floor

sliding steel door to closet

hot rolled steel bookcase and folding desk

hot rolled steel guardrails with glass panels

hot rolled steel ladder

reclaimed douglas fir plank floor

sandblasted fir panel

Design: DDF, Muratore Corp

Fabrication: DDF

Wood: MWDB

Install: DDF

Hot roll flat bar handrail for a garden staircase. Includes cap screws and is finished with a clear lacquer.

 Design:  Bluhon Group, DDF

 Fabrication:  DDF 

Hot rolled steel cross-bracing was added to the client's existing carport for seismic safety. A beautiful knuckle joint attaches the cross members of 1" solid square bar. Bracing attaches to the carport structure with threaded studs to custom receiving brackets, while the rustic pre-oxidized finish lends an eye to the carport's unpolished air.

Design: DDF

Fabrication: DDF

Installation: DDF

powdercoated hot rolled steel plate

Fabrication: DDF

This six foot high, 80 linear foot mild steel fence was installed as one weldment to an existing concrete wall. The fence was designed by DDF to follow the slight slope of the site, and finished with black paint.

Design: DDF

Fabrication: DDF

Installation: DDF