Product Catalog Product Catalog > silicon seal  Total 41 items Showing 1   Next  click for larger photo silicon seal Name︰ silicon seal Country of Origin︰ China Product Description 1) Diameter: 47, 58, 70mm 2) Material: high grade silicone 3) Guards against water leakage 4) Used for solar water heater Product Image  Total 41 items Showing 1   Next  Related Products solar water heater separated from water tank Vacuum Tubes Solar Water Heater Normal metal heat tube Sloping Roof Stand Powered by DIYTrade.com