Zerodraft of Central Pennsylvania...Bringing You Comfort and Energy Efficiency! Call Us Now at 717-241-4201 For a No-Cost Air Leakage Inspection Services to Residential, Commercial and Institutional Clients.
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We Provide Air Leakage Testing, Draftproofing, Insulation, Duct Repairs and Replacement of Doors & Windows! Homes, Offices, Schools, Churches and other Buildings Can Save Significantly on Heating Bills!

PROCESS

 

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Zerodraft Central Pennsylvania uses a simple four step process to test and seal your home’s envelope. We use state-of-the-art equipment, materials and techniques to deliver results.

   
  Step One - Blower Door Test

  The first step in our process is to identify the location and extent of the draft points in your home. We do this by attaching a blower device to your door that will depressurize the interior of your house. This test will indicate how much total draft loss you have in your house and then we use other testing methods to find the exact points of draft. We typically find draft points in the attic, basement or crawl space and around electrical outlets, lighting, plumbing and heat ducts, as well as doors and windows.
       
  Step Two - Seal Leak Areas
  A home that is not sealed for air infiltration will be uncomfortable due to drafts and will use about 30% more energy than a relatively airtight home. Once we have identified leak points, we use specialized products and methods to seal those leaks. We use a single component polyurethane foam to seal smaller holes, such as around a drain pipe. We use two-component polyurethane foam for larger holes such as where pipes run thru floors. Weather stripping, caulking and other foam products are used for other sealing needs.

   
 

Step Three - Re-Insulate

   
 

If your home is poorly insulated, it dramatically increases the amount of energy you need for heating and cooling. Once all draft points have been sealed to prevent further air infiltration, we add insulation to increase the energy efficiency of the overall building envelope. The two processes work together to create the comfortable home environment that you desire.

   
 


Step Four - Blower Door Re-Test

 
 

The final step in our process is the blower door re-test. This will show exactly how successful we were in sealing the draft points in your home. It also allows us to determine if further testing and sealing are necessary to optimize the benefits of the process for you.

       
 
Call 717-241-4201 today for your energy inspection!
 
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