These UV lamps are manufactured with a durable aluminum housing and powder paint finish that is scratch resistant. Choose Model XX-15BLB for high intensity 365 nm radiation of 600 µW/cm2 to create fluorescent displays or use for non-destructive testing. This unit requires two 15W longwave BLB tubes. Brackets are included for ceiling or wall mounting. The XX-15S model is similar to the XX-15BLB but operates at 254 nm radiation for creating sterile storage. The XX-15M operates at 302 nm and requires two midrange tubes. The exposure stand with adjustable shelf provides a platform for UV fluorescent experimentation. Dimensions of lamps: 483 x 152 x 102 mm. Warranty 1 year (bulb 90 days). 115 volt. CSA Approved.