{"product_id":"simpson-strong-tie-epoxy-dispenser-adt813","title":"Simpson Strong-Tie ADT813S Manual Dispensing Tool for 12.5 oz. AT-XP Acrylic Adhesive Cartridges","description":"\u003cstyle\u003e\n.pb-wrap{--pb-line:#e1e3e5;--pb-head:#f6f6f7;max-width:100%}\n.pb-wrap .pb-intro{margin-bottom:20px}\n.pb-acc{border:1px solid var(--pb-line);border-radius:8px;margin:0 0 8px;overflow:hidden}\n.pb-acc\u003esummary{cursor:pointer;padding:14px 16px;font-weight:600;line-height:1.35;\n list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}\n.pb-acc\u003esummary::-webkit-details-marker{display:none}\n.pb-acc\u003esummary::marker{content:\"\"}\n.pb-acc\u003esummary::after{content:\"+\";font-size:22px;font-weight:400;line-height:1;flex:0 0 auto}\n.pb-acc[open]\u003esummary::after{content:\"\\2212\"}\n.pb-acc[open]\u003esummary{border-bottom:1px solid var(--pb-line);background:var(--pb-head)}\n.pb-acc\u003esummary:hover{background:var(--pb-head)}\n.pb-acc .pb-body{padding:16px}\n.pb-acc .pb-body\u003e:first-child{margin-top:0}\n.pb-acc .pb-body\u003e:last-child{margin-bottom:0}\n.pb-q{border:0;border-bottom:1px solid var(--pb-line);border-radius:0;margin:0}\n.pb-q:last-child{border-bottom:0}\n.pb-q\u003esummary{padding:12px 0;font-weight:600}\n.pb-q[open]\u003esummary{background:transparent;border-bottom:0}\n.pb-q\u003esummary:hover{background:transparent;text-decoration:underline}\n.pb-q .pb-body{padding:0 0 12px}\n.pb-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}\n.pb-table{width:100%;border-collapse:collapse;font-size:14px;min-width:380px}\n.pb-table th,.pb-table td{border:1px solid var(--pb-line);padding:8px 10px;\n text-align:left;vertical-align:top}\n.pb-table thead th{background:var(--pb-head)}\n.pb-table caption{caption-side:top;text-align:left;font-weight:600;padding:0 0 8px}\n.pb-note{font-size:13px;opacity:.75;margin-top:16px}\n\u003c\/style\u003e\u003cdiv class=\"pb-wrap\"\u003e\n\u003ch2\u003eSimpson Strong-Tie ADT813S Manual Dispensing Tool for 12.5 oz. AT-XP Acrylic Adhesive Cartridges\u003c\/h2\u003e\n\u003cdiv class=\"pb-intro\"\u003e\n\u003cp\u003eThe ADT813S is the manual gun Simpson Strong-Tie builds for its 12.5 oz. AT-XP high-strength acrylic anchoring adhesive, sold as the AT-XP13 cartridge. AT-XP is far thicker than caulk, and a hardware-store gun either stalls on it or flexes until the frame bends. The ADT813S runs a 26:1 drive through a steel carriage, so the cartridge empties at a steady rate instead of in surges.\u003c\/p\u003e\n\u003cp\u003eDouble-gripping plates take the load on the plunger rod rather than a single plate, which is usually the part that wears out first on a gun used daily. It's built for AT-XP13's side-by-side cartridge shape, so it takes the AMN19Q mixing nozzle supplied with each cartridge rather than a standard caulk-gun tip.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a 12.5 oz. side-by-side cartridge tool only.\u003c\/strong\u003e The 9.4 oz. coaxial cartridge (AT-XP10) needs the CDT10S instead, and the 30 oz. cartridge (AT-XP30) needs the ADT30S or ADTA30P.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"pb-acc\"\u003e\u003csummary\u003eFeatures and Common Uses\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\n\u003cul\u003e\n\u003cli\u003e26:1 drive ratio pushes thick AT-XP acrylic adhesive at a controlled, steady rate\u003c\/li\u003e\n\u003cli\u003eSteel carriage holds its shape under load instead of flexing like a light-duty gun\u003c\/li\u003e\n\u003cli\u003eDouble-gripping plates spread the load on the plunger rod for longer tool life\u003c\/li\u003e\n\u003cli\u003eBuilt for the side-by-side AT-XP13 cartridge, not a general-purpose caulk gun\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCommonly used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSetting threaded rod and rebar dowels with AT-XP acrylic adhesive\u003c\/li\u003e\n\u003cli\u003eAnchoring sill plates, holdowns and post bases into concrete and masonry\u003c\/li\u003e\n\u003cli\u003eAnchoring in cold or damp conditions, where AT-XP's cure profile is chosen over an epoxy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc\"\u003e\u003csummary\u003eSpecifications\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\n\u003cdiv class=\"pb-scroll\"\u003e\u003ctable class=\"pb-table\"\u003e\n\u003ccaption\u003eProduct Specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eSimpson Strong-Tie\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eADT813S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTool Type\u003c\/th\u003e\n\u003ctd\u003eManual dispensing tool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCartridge Compatibility\u003c\/th\u003e\n\u003ctd\u003eAT-XP13 (12.5 oz. side-by-side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDrive Ratio\u003c\/th\u003e\n\u003ctd\u003e26:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCarriage Material\u003c\/th\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGripping Plates\u003c\/th\u003e\n\u003ctd\u003eDouble\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMixing Nozzle Required\u003c\/th\u003e\n\u003ctd\u003eAMN19Q (supplied with the cartridge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e1 tool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv class=\"pb-scroll\"\u003e\u003ctable class=\"pb-table\"\u003e\n\u003ccaption\u003eAdhesive This Tool Dispenses\u003c\/caption\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eAdhesive\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eType\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eTypical Use\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAT-XP13\u003c\/th\u003e\n\u003ctd\u003eHigh-strength acrylic\u003c\/td\u003e\n\u003ctd\u003eThreaded rod and rebar anchoring in cracked\/uncracked concrete and masonry, dry or water-saturated\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"pb-note\"\u003eAT-XP is Simpson's acrylic anchoring adhesive, not an epoxy. It's sometimes called an \"epoxy gun\" on the job site because it does the same anchoring work, but the AT-XP13 cartridge is a two-part acrylic system.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc\"\u003e\u003csummary\u003eHow to Use\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003col\u003e\n\u003cli\u003ePull the plunger rod fully back, seat the AT-XP13 cartridge flat in the carriage, then fit the AMN19Q mixing nozzle supplied with the cartridge.\u003c\/li\u003e\n\u003cli\u003eSqueeze the first portion into waste until the colour coming through the nozzle is uniform. Adhesive dispensed before that point isn't mixed and won't cure to strength.\u003c\/li\u003e\n\u003cli\u003eFill the hole from the back, withdrawing the nozzle as it fills so no air pocket is trapped behind the adhesive.\u003c\/li\u003e\n\u003cli\u003eRelease the pressure the moment you stop squeezing, or the cartridge keeps flowing. Wipe the carriage before anything cures on it.\u003c\/li\u003e\n\u003c\/ol\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc\"\u003e\u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\u003csummary\u003eIs AT-XP an epoxy?\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003cp\u003eNo, it's a two-part acrylic adhesive. It's often called an \"epoxy gun\" on the job site because it's used for the same anchoring work, but AT-XP cures differently than epoxy and dispenses from a side-by-side cartridge rather than a coaxial one.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc pb-q\"\u003e\u003csummary\u003eWill it fit a 10 oz. cartridge?\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003cp\u003eNo. The 9.4 oz. coaxial cartridges (AT-XP10, and Simpson's SET-3G\/AT-3G\/ET-3G epoxies) need the CDT10S tool instead.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc pb-q\"\u003e\u003csummary\u003eDoes a mixing nozzle come with it?\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003cp\u003eNo. Simpson supplies the AMN19Q mixing nozzle with the AT-XP13 cartridge, not with the gun.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc pb-q\"\u003e\u003csummary\u003eCan I use it in cold weather?\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003cp\u003eThe tool itself is unaffected by cold. AT-XP cures at substrate temperatures as low as 14°F (-10°C), but check the adhesive's own data sheet for gel and cure times at low temperatures.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"pb-acc pb-q\"\u003e\u003csummary\u003eWhy does it cost more than a hardware-store caulking gun?\u003c\/summary\u003e\u003cdiv class=\"pb-body\"\u003e\u003cp\u003eThe 26:1 drive and steel carriage are what let it push thick AT-XP adhesive without stalling or flexing part-way down a hole, which is where a light gun fails.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Product\",\"@id\":\"https:\/\/griffbuildingsupplies.com\/products\/simpson-strong-tie-epoxy-dispenser-adt813#product\",\"name\":\"Simpson Strong-Tie ADT813S Manual Dispensing Tool for 12.5 oz. 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AT-XP cures at substrate temperatures as low as 14°F (-10°C), but check the adhesive's own data sheet for gel and cure times at low temperatures.\"}},{\"@type\":\"Question\",\"name\":\"Why does it cost more than a hardware-store caulking gun?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 26:1 drive and steel carriage are what let it push thick AT-XP adhesive without stalling or flexing part-way down a hole, which is where a light gun fails.\"}}]},{\"@type\":\"HowTo\",\"@id\":\"https:\/\/griffbuildingsupplies.com\/products\/simpson-strong-tie-epoxy-dispenser-adt813#howto\",\"name\":\"How to load and use the ADT813S dispensing tool\",\"tool\":[{\"@type\":\"HowToTool\",\"name\":\"Simpson Strong-Tie ADT813S dispensing tool\"},{\"@type\":\"HowToTool\",\"name\":\"AMN19Q mixing nozzle\"}],\"supply\":[{\"@type\":\"HowToSupply\",\"name\":\"Simpson Strong-Tie ADT813S Manual Dispensing Tool for 12.5 oz. 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