Building and Energy ConsultantsLloyd Hamilton, owner
IGSHPA Certified Geothermal DesignerIGSHPA Certified Installer
Net-Zero Energy Building Specialists
Deep Energy RetrofitPurpose of Grant
• Develop a process for cost effective DEREnergy savings should make it cost neutral
• Make it durableAssembly should be expected to last 100
years• Make it duplicable
Process should be easy to learn
Deep Energy RetrofitThe team
Lloyd Hamilton, Verdae, LLCBrian Mulder, Mulder Construction
Todd Pascarella, Energy Experts Michael Drechsler, Dow Chemical
Joe Lstiburek, Building Science CorpGreg Pedrick, project manager NYSERDA
Deep Energy Retrofit
Cottekill House Circa 1945Attic poorly insulated
Rhinebeck House Circa 1790 to 1990Attic Insulated and air sealed 1990
Roxbury HouseCirca 1850
Deep Energy RetrofitRhinebeck House
Before DER work After DER work
Deep Energy RetrofitPlan the work
• Focus on the whole building from the basement slab to the roof peak.
• Integrate the air, water, vapor and thermal control layers so they are continuous and aligned with each other.
• Pay close attention to transitions.
Deep Energy RetrofitBenefits
• Occupants can stay in home during work• Improved Comfort• Improved indoor air quality• Increased building durability• Reduced energy consumption• Increased value of home• First step to net zero energy home
Deep Energy RetrofitHow to begin?
• Go to www.deepenergyretrofit.com• Go to www.buildingscience.com• Buy “Builders Guide to Cold Climates” from
www.eeba.orgor
hire an expert in DER to lead the team.
Deep Energy RetrofitWhen to begin?
NOW!Interest rates are low
Contractors need workMaterials are going up in price
Deep Energy Retrofit• Inexpensive when done in conjunction with a
planned window and siding replacement• Can be done in stages• Do the basement and attic now using on-bill
financing and wait on the walls until you are ready to replace the windows and siding