Sure, for sealing cracks around windows and doors, a good material to use is weatherstripping. This can be made of materials such as felt, foam, or vinyl, and can be purchased at most hardware stores.

As for a list of auditors in New York, NY, there are several options available. Here are a few suggestions:
- Brighter Energy Audit
- The Building Performance Workshop
- GreenHomeNYC
- Solar One
- The Energy Coalition

These companies specialize in conducting energy audits and can help you identify areas where you can improve the energy efficiency of your home.
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