OUR PROGRAM
No-cost energy efficient home improvements
Weatherization helps low-income multifamily building homeowners and renters reduce their energy costs and improve the living conditions, the health and safety and the comfort of residents.
What is weatherization

Weatherization
Weatherization is adding insulation, sealing cracks, and making other changes that reduce energy costs, improve the indoor air quality and make your home or apartment healthier.
Common repairs include:
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Ventilation improvements
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Insulation installs
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Furnace repairs
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Air sealing to prevent drafts

Insulation
Ensures your home has a proper thermal boundary, similar to how a blanket retains warmth.

Weather stripping
Seals the cracks in doors and windows to get rid of the draft.

Air sealing
Seals major air leaks from the attic, basement and other drafty areas.

Ventilation
Gets rid of moisture in the air from the kitchen and bathroom.

Hot water and HVAC
Ensures your systems are working properly and efficiently.

And more!
Creating affordable opportunities for improving home energy efficiency
Please note: Weatherization is not a window replacement program.

Benefits of weatherization
Weatherization lowers energy bills, saving households around $372 annually. It improves health and safety by enhancing air quality and addressing hazards like mold. Homes become safer and more comfortable. It also reduces carbon emissions and eases power grid demand, helping combat climate change.

Energy efficiency
Increases home energy efficiency, reducing energy costs. Through weatherization improvements and upgrades, these low-income households save on average $372 or more every year according to a national evaluation of the program.

Health and safety
Addresses energy-related hazards, including indoor air quality, combustion safety, carbon monoxide levels, and mold or hazardous materials like asbestos and lead.

Cost savings
Saves homeowners and renters hundreds of dollars every year, freeing up funds for other expenses.

Environmental impact
Reduces greenhouse gas emissions and stress on the power grid, making homes resilient to the effects of climate change.


Small multi family/low rise building
Residential buildings that are three stories or fewer
ABOUT
About Lumank

Lumank Inc. is a leading provider of comprehensive HVAC and weatherization services, dedicated to enhancing energy efficiency and sustainability for housing across Washington State. In addition to our specialized services, we operate as a general contractor with extensive experience in a wide range of construction projects.