<Paul replaced $57.00 worth of covers 6mo ago.> Do you mean you were willing to polish how many glass covers? That's dedication! You better have a Dremel or two! Would they be able to polish glass with the right buffing compound? -- Steve Pushak Vancouver, BC, CANADA Visit "Steve's Aquatic Page" http://home.infinet.net/teban/ for LOTS of pics, tips and links for aquatic gardening!!!