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Standard Operating Procedure <br /> Installation and Removal of the Vapor Pin® <br /> Updated March 16, 2018 <br /> Page 2 <br /> 5) Remove the drill bit, brush the hole with <br /> the bottle brush, and remove the loose <br /> cuttings with the vacuum. <br /> 6) Place the lower end of VAPOR PIN® <br /> assembly into the drilled hole. Place the <br /> small hole located in the handle of the <br /> installation/extraction tool over the vapor <br /> pin to protect the barb fitting, and tap <br /> the vapor pin into place using a dead <br /> blow hammer (Figure 2). Make sure the Figure 3. Installed VAPOR PIN® <br /> installation/extraction tool is aligned <br /> parallel to the vapor pin to avoid 7) For flush mount installations, cover the <br /> damaging the barb fitting. vapor pin with a flush mount cover, using <br /> either the plastic cover or the optional <br /> stainless-steel Secure Cover (Figure 4). <br /> Figure 2. Installing the VAPOR PIN® <br /> During installation, the silicone sleeve will <br /> form a slight bulge between the slab and the Figure 4. Secure Cover Installed <br /> VAPOR PIN® shoulder. Place the protective <br /> cap on VAPOR PIN® to prevent vapor loss 8) Allow 20 minutes or more (consult <br /> Prior to sampling (Figure 3). applicable guidance for your situation) <br /> for the sub-slab soil-gas conditions to re- <br /> equilibrate prior to sampling. <br /> 9) Remove protective cap and connect <br /> sample tubing to the barb fitting of the <br /> VAPOR PIN®. This connection can be <br /> made using a short piece of TygonTM <br /> tubing to join the VAPOR PIN® with the <br /> VAPOR PIN"protected under US Patera 4 S,220347 B2,US 9,291,531 B2 and other patents pending <br /> Vapor Pin Enterprises, Inc. <br /> •7750 Corporate Blvd.,Plain City,Ohio 43064•(614)504-6915•www.vaporpin.com <br />