Custom Promotional Furnace Filter Whistle Wholesale
This item whistles when your furnace (air) filter is 50% clogged. Reusable. Easy to install. Packaged in a clear polybag with full color 4.5"L x 2.5"W insert. Front of insert is personalized and installation instructions are on the back.
Imprint Method: Full-color digital
Color: Green Price Include: Full color;1 side;1 location
Please contact us for more details.