Description
thiamine mononitrate
Adjustable for joist spacing from 16" to 24"
Capacity: 5 lbs
Auto shutoff prevents overfilling
Overall length: 17"
L L Building Products FVRABL Foundation Vent 16" x 8", Black FREE SHIPPING thiamine mononitrateHighlights: Black color. Size: 16" x 8". 57 sq. in. NFVA. Replaces manual vent. Snap in installation. Hi density polyethylene construction. Auto open at 70 degrees Fahrenheit, closes at 40 degrees to lower risk of frozen pipes and save energy.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy


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