Cottle Net Zero Energy Home
Design|Build: The Cottle Zero Energy Home was the 1st Net Zero Energy new home in California and is recognized as one of the highest-performance, greenest and most energy efficient homes in the State. It was awarded a special commendation by the California Energy Commission. It boasts all the features you would expect in a custom luxury home in Silicon Valley, and much more. Explore the information, document links and videos below to learn about this ground-breaking contemporary home redefining performance standards for indoor air quality, comfort, energy and water efficiency, and of course, modern style and luxury.
Channel 5 News Story
The California Energy Commission awarded One Sky Homes Certification as the First Net Zero Energy new home in California for this project. We are proud to have received a special Resolution signed by the Commissioners of the CEC recognizing this achievement. Read the CEC Resolution.
More Videos about special features, design and construction.
Features Summary
Home Performance Certifications
- LEED Platinum certified
- Passive House certified
- EPA Indoor Air Plus certified
- HERS-certified Net Zero Energy Home
- First certified Net Zero Energy Home in California
Indoor Air Quality
- EPA Indoor Air Plus certified; highest residential standard achievable
- Zehnder (Swiss) continuous (.33ACH) ventilation system w/heat recovery & allergenic air filtration (Merv 13)
- NightBreeze night ventilation cooling w/allergenic filtration (Merv 13)
- Zero VOC paints/low-VOC wood finishes
- Take a deep breath …feel the difference!
Thermal Comfort
- Passive House certified
- Guaranteed even temps: avg +/- <1degF everywhere
- Guaranteed 70-74 deg continuously; you choose your comfort zone
- German Triple pane tilt/turn windows & doors …no drafts, no cold spots
- Continuous Heat Recovery Ventilation = even temps & fresh air everywhere
- Solar awnings & shades …no hot spots
- NightBreeze natural, night ventilation cooling
- Lennox heat pump heating/cooling
Acoustics
- Ultra quiet acoustics w/super-insulated walls & triple-pane windows
- Ten ft ceilings 1st flr; Nine ft 2nd flr
- Premium sound isolation layers betw floors
- Windows can be closed, not required for ventilation
- Ultra-quiet HVAC systems
- Ultra-quiet dishwasher
Energy
- First Certified Net Zero Energy Home in CA
- Solar PV & Hot water systems
- Home produces more energy than it uses
- <=$0 utility bills* …guaranteed by OSH!
- Surplus solar power for EV charging; up to 20,000 miles/yr free driving!!
- Amazing $10,000/yr in combined home/transportation energy costs avoided ...$300,000 over 30 years!
- Guilt-free long, hot showers! …water heated by the sun, then goes to grey water system to water landscaping
- Home so efficient it can be heated w/hair dryer …see the YouTube video “Hair Dryer Home”
- Energy Star appliances; efficient lighting & controls; ultra-efficient heat pump, etc., etc
- Real time energy monitoring system ...see the meter run backwards!
Water
- Grey water system recycles shower, vanity, clothes washing water to landscaping
- 0.8 gpf toilets; other efficient fixtures
- OnDemand hot water system …always hot water in 3 secs, no water/energy waste
- Whole house water filtration
- Salt-free water softening: Nuvo H2O
- EverPure dual-cartridge drinking water system
General
- Old-growth recycled porch columns from Del Monte cannery
- “Real” stone exterior wainscot & columns
- Ten ft ceilings 1st flr; Nine ft 2nd flr
- Solid, clear-finished premium 8’ wood doors, cabinets and moldings
- Imported triple-pane windows & patio doors
- Custom triple-pane glass & Mahogany entry door system
- Premium wide-plank bamboo floors
- Lutron Maestro digital, soft on/off lighting controls
- Great natural lighting and upstairs views
Kitchen
- Professionally-designed Chef’s kitchen
- Ultra Premium Appliances: Wolf Pro 48” range w/grill, Sub Zero 48” built in ref/frz, Bosch Ultra-Silent DW, (mfg. in Germany)
- Large center island with large SS prep sink, built-in maple block prep center
- Large Cucina-Italia SS apron front dish sink
- High Arc, Pull-Out satin nickel faucets
- Pot filler faucet over range
- Full-extension drawers on all base cabinets
- Premium natural cherry cabinetry throughout
- Premium quartz counters and backsplashes
- Premium task lighting & storage accessories
Master Bedroom Suite
- Huge master suite with 8’ dbl door entry
- Bedside security and lighting controls
- Pre-wired for video, network and telephone
- Premium low voltage lighting w/dimming control
- Huge “hers & his” walk-in closet with premium built-in organizing system
- Large master bath with premium travertine walls, tub surround and shower
- White limestone floors
- Frameless heavy glass shower surround
- Shower seat and adj. height shower head
- Oval soaking tub w/European hand shower
- Premium natural cherry vanity cabinets w/full extension drawers
- Premium Caeserstone vanity counter with double vessel sinks
- Premium Hansa (German) brushed nickel faucets, shower & bath fixtures
- Built in bathroom heaters
Great Room
- Large great room with 10’ ceiling
- Connected kitchen, dining, and home entertainment area
- Sorpetaler (German) tilt/turn windows & patio doors to deck and back yard
- Bio-ethanol wall-mounted eco fireplace
- Premium architectural lighting, pre-wired Dolby surround sound
Laundry & Pantry
- Large combination laundry, utility, pantry directly connected to kitchen
- Recycled tile floor
- Cherry cabinets and quartz counters
- Large laundry sink
- Frigidaire (top-rated Energy Star 2012) front loading washer/dryer
- Built-in deluxe ironing center
- Pantry storage wall
Den/Office
- 8’ Tilt/Turn patio door to backyard
- Electric solar shade screens
- Great natural lighting
- Pre-wired video, telephone, network
Other Bedrooms (3)
- Large rooms; guest BR w private bath
- Large closets with premium organizing systems
- West BRs w solar shade screens
- Guest BR w access to backyard
- Pre-wired video, telephone, network
Other Baths
- Premium tile floors and quartz vanity counters
- Showers with premium Italian tiled surrounds
- Premium natural cherry vanity cabinets with full extension drawers
- Large vanity mirrors
- Premium Faucets and shower trim
Deck
- Eco-friendly, recycled composite decking
- Automatic drip system for container plants
Garage
- Extra tall (8’) premium, carriage-style mahogany garage door with windows
- Fully insulated, fully finished
- Steel side door
- Electric vehicle charger; pre-wired for 2nd
- Lots of electrical receptacles and fluorescent ceiling lights
- Space and electrical circuits for secondary refrigerator/freezer
- Automatic garage ventilation system
* Zero Energy Guarantee:
-exclusive of grid connection fees & taxes; energy only
-exclusive of electric vehicle charging
-Energy Star appliances required
-exclusive of media and other special servers
-standard residential usages only …no grow lights! :)