NMC 7 X 7 White Acrylic Fire Safety Sign FIRE DOOR PLEASE KEEP CLOSED Part Number: SV139SKU: N23SV139 $26.43 Clear Options Qty: Add to Cart Order In Bulk Add $250.00 worth of items to your cart to qualify for free shipping. Item Details FIRE DOOR PLEASE KEEP CLOSED, 7X7, .125 ACRYLIC