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Matrix

Improved Energy Efficiency

Anticipated savings up to 30% in utility bills versus a non-Energy Star Homes comparable unit

If standard energy costs were $2,000/yr, savings could be up to $600/yr. (Actual energy costs will vary, according to owner's usage)


  • Deeper and wider wall cavities to hold more insulation
  • High performance insulation
    • cellulose blown in to fill all air pockets and fully surround and seal penetrations
    • expanding foam (Icynene) sprayed into roof cavity and around all roof joists
    • building envelope is a 32% improvement above required MA Bldg Code
  • Exterior doors (including garage door) all insulated
  • Gas-fired, ultra-efficient (88%) mechanical system combination hot water and air heating/cooling system, using re-circulated heated/cooled air
  • Energy Star Appliances (Washer & Dryer; Dishwasher; Refrigerator)

Improved Thermal Comfort

Premium quality insulated windows (wood, with aluminum cladding)
  • double-paned, low-E (low emittance, increasing resistance to heat loss)
  • spray foam insulation at all window and door edges

Improved Air Quality

  • Continuous ventilation provided by ultra-quiet, programmable bathroom fan
  • Low or no off-gassing (VOC) paints and sealants

Participation in Responsible, Sustainable Practices

  • Recycled materials: insulation; kitchen countertops (Caesarstone is recycled quartz); courtyard asphalt pavers
  • Imported hardwoods (exterior decking) are FSC (Forest Stewardship Council) Certified
  • Improved water efficiency
    • instant hot water heater
    • dual flush toilets; water-saving front load washers
    • storm water reclamation system to recharge groundwater on site

Improved Acoustic Privacy

  • Demising walls between units are composed of:
    • two non-attached partitions, separated by a 1/2" air space and center channel of wallboard plus 2 layers of plywood
    • insulation on each side of center channel
    • alternating stud spacing to eliminate transfer of sound through studs
    • acoustical caulking at floor joists