Our Projects
View our recent installations and completed work
Crawl Space Ductwork Cleaning and Maintenance
Category: Attic & Crawl Space
Professional ductwork cleaning and maintenance services in crawl spaces throughout the Eastside region. Includes debris removal, duct inspection, and system optimization to improve air quality and HVAC efficiency in challenging basement environments common in Pacific Northwest homes.
Air Vent and Filtration System Cleaning
Category: Air Duct Cleaning
Comprehensive air vent cleaning and filtration system maintenance serving Greater Seattle area homes. Services include ceiling-mounted vents, air purification units, and complete ductwork cleaning to ensure optimal air quality and system performance in residential properties.
Basement Air Filtration System Installation
Category: Heating & Cooling
Professional installation of LifeBreath air filtration and ventilation systems in basement spaces with proper ductwork integration and electrical connections
Bosch Furnace and Water Heater Installation
Category: Heating & Cooling
Complete installation of Bosch gas furnace systems with water heater integration, proper venting, and safety connections for residential heating solutions
Outdoor Heat Pump Unit Installation
Category: Heating & Cooling
Expert installation of Bosch heat pump outdoor units with proper concrete pad placement, electrical connections, and optimal positioning for efficient operation
Rooftop Mini Split Installation
Category: Heating & Cooling
Professional installation of Bosch ductless mini split outdoor units on rooftops with proper mounting and electrical connections for urban residential buildings
Indoor Mini Split Head Unit Installation
Category: Heating & Cooling
Expert installation of wall-mounted Bosch mini split indoor units with precise positioning and clean integration into office and residential spaces
Residential Heat Pump Installation
Category: Heating & Cooling
Complete installation of energy-efficient heat pump systems for year-round climate control with proper outdoor unit placement and refrigerant connections
Complete HVAC System with Water Heater
Category: Heating & Cooling
Comprehensive installation of gas furnace, air handler, and water heating systems in basement utility areas with professional ductwork and ventilation
Outdoor HVAC Unit Installation
Category: Heating & Cooling
Professional installation of high-efficiency outdoor HVAC units with proper electrical connections and system integration for optimal home climate control
Indoor Furnace and Ductwork Installation
Category: Heating & Cooling
Complete indoor HVAC system installation including Coleman furnace units, ductwork, and ventilation systems for comprehensive home heating solutions
Mini Split Installation at a House
Category: Heating & Cooling
Expert installation of energy-efficient ductless mini split systems for precise temperature control in any room
Large Coleman A/C Install at a House
Category: Heating & Cooling
Professional installation of powerful Coleman air conditioning units designed for whole-home cooling comfort
Adding Insulation to an Attic
Category: Attic & Crawl Space
Comprehensive attic insulation services to improve energy efficiency, reduce utility costs, and enhance home comfort
New Coleman Furnace Installation
Category: Heating & Cooling
Expert installation of high-efficiency Coleman furnaces to provide reliable, consistent heating for your home
New Ductless Mini Split Air Handler AC System
Category: Heating & Cooling
Sleek, wall-mounted ductless mini split installation providing targeted cooling without extensive ductwork modifications
Cleaned ducts
Category: Air Duct Cleaning
Thorough duct cleaning services to improve indoor air quality, system efficiency, and extend the life of your HVAC equipment
A Crawl Space With A New Plastic Vapor Barrier On The Ground
Category: Attic & Crawl Space
Professional crawl space renovation with new vapor barrier installation, providing essential moisture protection for Pacific Northwest homes in the Eastside area.
A Crawl Space Area With New Black Plastic Vapor Barrier
Category: Attic & Crawl Space
Quality crawl space improvement with durable black vapor barrier, critical for homes in Lake Washington's humid environment.
A Crawl Space Area With Black Plastic Sheeting Covering The Ground
Category: Attic & Crawl Space
Properly sealed crawl space with protective black plastic sheeting, preventing moisture issues common in Western Washington properties.
New Insulated Ducts Running Under The Crawl Space
Category: Attic & Crawl Space
Energy-efficient insulated ductwork installation in crawl space, helping Eastside homeowners reduce heating costs year-round.
A Cleaned Up Crawl Space With New Plastic Sheeting And Insulated Ductwork
Category: Attic & Crawl Space
Complete crawl space makeover with vapor barrier and insulated ducts by Donso Energy Solutions, ideal for improving home efficiency across Bellevue, Kirkland, and surrounding areas.
White Stone Fireplace With Tv Insert Spot
Category: Heating & Cooling
Custom white stone fireplace with TV mounting space, creating a modern focal point in Eastside living rooms from Bothell to Issaquah.
Intricate Stone And Tile Start Pattern In Flooring
Category: Flooring
Precisely installed stone and tile star pattern flooring, adding distinctive character to home interiors throughout King County.
Dark Modern Stone Fireplace With Gas Insert
Category: Heating & Cooling
Contemporary dark stone fireplace with gas insert, offering efficient heating and style in residences across the I-405 corridor.
Duct Work Wrapping Around House
Category: Heating & Cooling
Professional ductwork installation around home exterior by Donso Energy Solutions, providing efficient climate control for properties across the Eastside.
External Mini Split New Install
Category: Heating & Cooling
Exterior mini-split system installation, offering energy-efficient cooling solutions for Puget Sound's increasingly warm summers.
Updated Water Heating System
Category: Heating & Cooling
Modern water heating system upgrade by Donso Energy Solutions, ensuring reliable hot water supply for households from Woodinville to Renton.
Coleman Furnace Install
Category: Heating & Cooling
New Coleman furnace installation, delivering dependable heating performance for the Pacific Northwest's cooler seasons.
Rooftop Air Conditioner Updates
Category: Heating & Cooling
Updated rooftop air conditioning system, keeping homes comfortable during increasingly warm summers across the Greater Seattle Area.
Large Rooftop Air Conditioner
Category: Heating & Cooling
High-capacity rooftop air conditioning unit installed by Donso Energy Solutions, ideal for larger homes in Bellevue, Sammamish, and surrounding communities.
Porch Mini Split In Townhouse New Installation
Category: Heating & Cooling
Townhouse porch mini-split installation, providing targeted cooling for multi-family residences along the SR-520 corridor.
New Install Of A Mini Split Ac With Exterior Ductwork Around Townhouse
Category: Heating & Cooling
New mini-split AC system with exterior ductwork by Donso Energy Solutions, offering flexible climate solutions for townhomes throughout the Eastside.
Updated Furnace Installation With Insulation Around It
Category: Heating & Cooling
Newly installed furnace with proper insulation, maximizing heating efficiency in residential properties from Bothell to Issaquah.
Another Angle Of Updated Furnace Installation And Insulation
Category: Heating & Cooling
Additional view of furnace installation with comprehensive insulation, demonstrating Donso Energy Solutions' thorough HVAC services across King County.
Exterior Mitsubishi Electric Air Conditioner Install
Category: Heating & Cooling
Mitsubishi Electric air conditioning unit exterior installation, bringing reliable cooling to homes throughout the Lake Washington area.
Water Heater Install And Duct Work
Category: Heating & Cooling
Integrated water heater and ductwork installation by Donso Energy Solutions, providing complete climate solutions for residences across the Eastside.
External Air Conditioner Unit Install
Category: Heating & Cooling
Professionally installed exterior air conditioning unit, ensuring optimal cooling performance for properties from Woodinville to Renton.
Coleman Furnace Install With Insulated Ductwork
Category: Heating & Cooling
Coleman furnace with insulated ductwork, delivering energy-efficient heating for Pacific Northwest winters across the Greater Seattle Area.
Large Air Conditioning Unit Installed At Back Of House
Category: Heating & Cooling
Large-capacity air conditioning unit installation by Donso Energy Solutions, perfect for comprehensive cooling in family homes throughout Bellevue and neighboring cities.
Coleman Furnace Install
Category: Heating & Cooling
Quality Coleman furnace system, providing reliable warmth for homes during Western Washington's wet, chilly winters.
Closet Coleman Furnace Install With Flexible Tubing
Category: Heating & Cooling
Space-efficient closet Coleman furnace installation with flexible tubing, ideal for condos and smaller homes in high-density Eastside communities.
Small Mini Split Install On Patio With
Category: Heating & Cooling
Compact mini-split system on patio, offering targeted cooling for living spaces with minimal footprint in Redmond and Sammamish.
New Coleman Furnace Install With New Ducts
Category: Heating & Cooling
Fresh Coleman furnace installation with new ductwork by Donso Energy Solutions, ensuring optimal airflow in residential heating systems across Lake Washington communities.
Large Coleman Furnace Install With Ductwork
Category: Heating & Cooling
High-output Coleman furnace with extensive ductwork, providing whole-home heating solutions for larger properties throughout Seattle's Eastside.
Another Angle Of Coleman Furnace Install
Category: Heating & Cooling
Supplementary angle of Coleman furnace installation, showcasing Donso Energy Solutions' professional HVAC workmanship in homes along the I-405 corridor.
Mitsubishi Mini Split Install
Category: Heating & Cooling
Premium Mitsubishi mini-split system, delivering efficient climate control for residential environments across the Puget Sound region.
Under Deck Mitsubishi Mini Split Install
Category: Heating & Cooling
Under-deck Mitsubishi mini-split installation by Donso Energy Solutions, utilizing available space efficiently in home exteriors throughout King County.
External Mini Split With Color Matching Paint And Ductwork, Concealed
Category: Heating & Cooling
Color-matched external mini-split with concealed ductwork, maintaining aesthetic appeal of home exteriors from Kirkland to Issaquah.
Coleman Furnace Install With New Tubes, Ducts, And Hot Water
Category: Heating & Cooling
Complete HVAC upgrade featuring Coleman furnace, new ductwork, and hot water system by Donso Energy Solutions, offering comprehensive climate solutions for Eastside residents.
American Standard Mini Split Install
Category: Heating & Cooling
American Standard mini-split installation, providing reliable cooling options for homeowners across Seattle's eastern suburbs.
American Standard Mini Split Install
Category: Heating & Cooling
Secondary view of American Standard mini-split system by Donso Energy Solutions, highlighting quality equipment choices for climate control throughout King County.
Insulated Duct Work In House Basement
Category: Heating & Cooling
Professionally insulated basement ductwork, improving energy efficiency in home heating and cooling systems across the Greater Seattle Area.
Another Angle Of Insulated Duct Work In House Basement
Category: Heating & Cooling
Additional perspective of basement duct insulation by Donso Energy Solutions, demonstrating thorough HVAC services for properties throughout Western Washington.
Angled Unique Tile Pattern On Kitchen Oven Backsplash
Category: Kitchen Updates
Custom angled tile backsplash behind kitchen oven, adding distinctive style to kitchen renovations across Seattle's Eastside communities.
New Tile Work In A Walk In Shower
Category: Bathroom Renovation
Modern walk-in shower with premium tile installation by Donso Energy Solutions, elevating bathroom luxury in Eastside homes.
A Black And White Tile Job In A Glass Walk In Shower
Category: Bathroom Renovation
Sophisticated black and white tiled walk-in shower with glass enclosure, perfect for Redmond and Bellevue bathroom renovations.
A Black And White Tile Job In A Glass Walk In Shower
Category: Bathroom Renovation
Elegant black and white tiled shower with glass enclosure, a popular choice for Eastside home upgrades near Lake Washington.
White Tile And For A Walk In Shower
Category: Bathroom Renovation
Clean, bright white tiled walk-in shower installation, bringing contemporary style to Bothell and Woodinville bathrooms.
Unique Gray Tile Pattern With Waterfall Effect Walk In Shower
Category: Bathroom Renovation
Custom gray tiled shower featuring unique waterfall effect, adding distinctive character to Kirkland bathroom renovations.
Closeup Of The Tile On The Floor Of A Walk In Shower
Category: Bathroom Renovation
Detailed floor tiling in walk-in shower, showcasing Donso Energy Solutions' exceptional craftsmanship in Eastside bathroom remodels.
A Gray Walk In Tile Shower With Stone Seating And Shower Soap Shelf
Category: Bathroom Renovation
Luxurious gray tiled walk-in shower with built-in stone seating and storage, maximizing comfort in Sammamish and Issaquah homes.
Horizontal Striping Tile Pattern For A New Shower
Category: Bathroom Renovation
Contemporary horizontal stripe tile pattern in newly installed shower, creating visual interest for Bellevue and Redmond properties.
Closeup Of Tiling In Updated Shower With A Window
Category: Bathroom Renovation
Beautifully updated shower featuring custom tile work and natural light from window, brightening Lake Washington area bathroom spaces.
Closeup Of The Floor Of A Walk In Shower With Added Stone Seat
Category: Bathroom Renovation
Custom walk-in shower with stone seating and premium floor tiling, enhancing bathroom functionality throughout Snoqualmie Valley homes.
Progress Shot Of A Tile Shower With Intricate Stone Work
Category: Bathroom Renovation
In-progress custom tile shower installation with intricate stonework, demonstrating Donso Energy Solutions' quality craftsmanship across the Eastside.
Unique Tile Pattern In A Walk In Shower With Angles And Horizontal Patterns
Category: Bathroom Renovation
Designer walk-in shower featuring distinctive angular tile patterns in a Bothell home, setting Eastside bathrooms apart with unique style.
Another Angle Of The Unique Tile Pattern In The Walk In Shower
Category: Bathroom Renovation
Architectural tile work from another perspective, showcasing the attention to detail in Donso Energy Solutions' shower installations throughout King County.
Bright White Tile Pattern With Unique Vertical Stone Inlay
Category: Bathroom Renovation
Fresh white tile installation with vertical stone accent, bringing clean, modern aesthetics to Woodinville and Redmond bathrooms.
Closeup Of A Bright White Tile Pattern And Unique Soap Shelf
Category: Bathroom Renovation
Bright white tile shower with custom-built soap shelf, combining style and practicality in Eastside bathroom designs from Donso Energy Solutions.
Floor Shot Of An Intricate Stone Pattern In A Walk In Shower
Category: Bathroom Renovation
Expertly crafted stone floor pattern in walk-in shower, elevating bathroom renovations with natural elements in homes across Lake Washington communities.
View Of A Completely Redone Bathroom With Tile Walls, Shelves, And Walk In Shower
Category: Bathroom Renovation
Full bathroom transformation with coordinated tile walls, custom shelving, and walk-in shower, maximizing home value in Bellevue and surrounding areas.
Alternate Angle Of The Updated Bathroom With Tile Walls
Category: Bathroom Renovation
Alternative view of completely renovated bathroom with tile surfacing by Donso Energy Solutions, demonstrating comprehensive remodeling capabilities across the Eastside.
Striped Pattern Tile Job For A Walk In Shower
Category: Bathroom Renovation
Distinctive striped pattern tile work in walk-in shower, offering contemporary styling for Kirkland and Redmond bathroom updates.
Closeup Of Stripe Tile Pattern
Category: Bathroom Renovation
Close-up detail of precision stripe pattern tiling, highlighting Donso Energy Solutions' superior workmanship in shower installations throughout the Puget Sound region.
Black Tile With Glass Rolling Shower Doors
Category: Bathroom Renovation
Sleek black tiled shower with rolling glass doors, combining elegance and functionality in bathroom designs across the Eastside.
Black Tile Shower With Stone Floors And Soap Shelf
Category: Bathroom Renovation
Sophisticated black tiled shower with natural stone flooring and built-in soap shelf, perfect for upscale homes in Bellevue, Issaquah, and Sammamish.
All White Tile Shower And Tub With Updated Soap Shelves
Category: Bathroom Renovation
Bright all-white tile shower and tub combination with integrated storage, maximizing space in bathrooms across Seattle's Eastside communities.
Marble Style Tile Shower With Tub
Category: Bathroom Renovation
Elegant marble-style tile shower and tub installation, bringing timeless luxury to bathroom renovations throughout the Greater Seattle Area.