Offering a Dow Filmtec reverse osmosis membrane. According to the Dow website: FILMTEC SW30HR LE-4040 reverse osmosis element is a four-inch diameter version of SW30HR LE-400, the industry's leading seawater element which offers an unprecedented combination of high salt rejection and productivity to enable the lowest total cost of purifying high salinity water. - SW30HR LE-4040 may be used as a pilot element to demonstrate performance for the design of larger systems
Spectra 1.3 XL Cross Line Layout Laser The Spectra Precision® 1.3XL Multi-Purpose CrossLine Laser is an automatic self-leveling multi-purpose tool that can be used in a wide variety of interior and exterior construction applications. The laser produces 1 horizontal plane and 2 vertical planes which combine to display 4 intersecting crosslines. A down point is also produced for accurate spotting over a point.
Note: please note all our items are original and activated, but if you are not familiar with this item or you don’t know how to use it, we suggest you don’t buy it as we can only provide simple technical support, such as install the driver.
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