Here are some manufacturer links that might be helpful in designing your project:
Insulation
Owens Corning
Johns Manville
FiberTech
Thermafiber
Window Products
Andersen
Kolbe
Jeld-Wen
Marvin
Milgard
HVAC products
Bryant
Carrier
Lennox
Mitsubishi
Trane
Water Heaters
A.O. Smith
Rheem
Takagi
Nortiz
Solar Water Heating Systems
How to select
Radiant Barriers
Innovative Insulation
RadiantGuard
Compact Fluorescent Fixtures
How to select
Sylvania
NVision
Westinghouse
Philips
MaxLite
GE
Photovoltaic
Evergreen
Kyocera
Sharp
Sanyo
Green Building Products
Ed’s Best