UV quartz glass sleeves 875mm diameter 23mm for 30W 40W uvc germicidal lamps

UV quartz glass sleeves 875mm diameter 23mm for 30W 40W uvc germicidal lamps, US $ 3.5 - 5.5 / Piece, Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, FoodBeverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works,