Historic Decisions

Landis Construction of Washington DC takes on a historic restoration project and gets it LEED qualified


  • Very high efficiency (96% efficient) gas furnace
  • Very high efficiency (21 SEER) AC unit
  • Ducts sealed with mastic rather than tape
  • Ducts kept sealed during construction
  • Energy recovery ventilator installed to bring in fresh air that will be preheated or precooled
  • Very high 16-MERV air filters installed to maximize removal of air contaminants

Electrical

  • LED lighting throughout home in the form of recessed cans and under-cabinet lighting
  • Some CFL and fluorescent tubes used in closets and stairwells

Insulation

  • Open-cell, soy-content foam for nonbasement walls and roof rafters
  • Closed-cell, soy-content foam for basement walls

Gypsum Wallboard

  • High recycled content gypsum and paper wallboard
  • No-VOC joint compound
  • No-VOC drywall adhesive
  • Drywall scraps were recycled

Specialty Millwork

  • Interior moldings milled locally

Fireplace

  • Closed-combustion, low-emission, high-efficiency gas fireplace

Flooring: Hardwood, Vinyl, Carpet

  • No carpet used
  • Engineered salvaged heart pine flooring installed on middle and upper floors
  • Solid, woven bamboo installed in basement
  • Low and no-VOC adhesives and/or finishes used on the flooring

Stairs: Wood stairs, railings, guardrails

  • Stair systems used all FSC and salvaged woods.
  • Exterior stair and railing wood was either borated-treated pine (for structure) or locally salvaged.

Tile: Walls and Floors

  • Local and/or recycled content tiles installed in bathrooms, foyer and laundry areas

Painting: Interior and Exterior

  • Green Seal certified primers and paints

Chimneys

  • Salvaged historic bricks

Hardscaping and landscaping

  • Native plants used to minimize need for water
  • Hardscaping was shaded
  • Hardscaping stones were locally sourced
  • Water from the yard is absorbed on-site