Derived terms [edit]. 1  an even chance. 2  break even. 3  break-even. 4  even as. 5  even-handed. 6  even if. 7  even-keeled. 8  evenly. 9  evenhood. 10  even money. 11  even more. 12  even out. 13  even permutation. 14  even stevens. 15  even-tempered. 16  even up. 17  get even. 18  of even date. 19  uneven.
Typically we suggest a homeâs air ducts be cleaned every five to eight years. Homeowners with children, pets, respiratory issues or a compromised immune system may want to get their HVAC duct system cleaned more often. The better filtration the system has cuts down on cleaning frequency.
Use ventilation, windows, dehumidifiers etc. to keep the level of humidity down. Having your air ducts cleaned and your ventilation system checked yearly, or at least every 2 years, is a good idea. Eliminate Musty Basement Odors: There are two distinct causes of damp basements, moisture condensation and water leaks.