6433 Air Button Herga Mushroom White 3/4Manufacturer: Herga Availability: Out of stockSKU: 6433Manufacturer part number: 6433 $28.34 Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendHerga mushroom style air button with 2" button diameter. Requires 3/4" hole size. Patented no-leak construction for longer life.Manufacturer: HergaMPN: 6433