{"title":"Propress copper fittings - Couplings","description":"\u003cp\u003eA press-fit copper coupling designed for fast, flame-free connections in water supply, hydronic heating, and HVAC piping systems. Compatible with Viega, Milwaukee, and Rigid press tools, this coupling joins two copper pipes of the same diameter without soldering — saving time and reducing fire risk on the job site.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Lead-free copper\u003c\/li\u003e\n\u003cli\u003eConnection type: Press-fit (no solder required)\u003c\/li\u003e\n\u003cli\u003eCompatible with standard press tools\u003c\/li\u003e\n\u003cli\u003eRated for hot and cold water applications\u003c\/li\u003e\n\u003cli\u003eMeets ASTM B88 and ASME B16.18 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for residential and commercial plumbing rough-in, retrofits, and tight-access installations.\u003c\/p\u003e","products":[{"product_id":"hailiang-propress-couplings-less-stop-pxp-id-1-2","title":"海良 Propress 联轴器 少\/停止 - PXP ID 1\/2","description":"\u003cp\u003e海良 Propress 联轴器 少\/停止 - PXP ID 1\/2\u003c\/p\u003e\n\n\u003cp\u003e型号：2617208089900\\HLCP-172-0050\u003c\/p\u003e\n\n\u003cp\u003e库存编号：ACPI84056691\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e盖：\u003c\/strong\u003e D5-3\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":48625438687526,"sku":"ACPI84056691","price":3.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/V78172_a8a8b256-ecec-4ac1-bad2-1ea2c2d9b7d7.jpg?v=1718815975"},{"product_id":"hailiang-propress-couplings-less-stop-pxp-id3-4","title":"海良普罗普联轴器少\/停止-PXP ID3\/4","description":"\u003cp\u003e海良普罗普联轴器少\/停止-PXP ID3\/4\u003c\/p\u003e\n\n\u003cp\u003e型号：2617212129900\\HLCP-172-0100\u003c\/p\u003e\n\n\u003cp\u003e库存编号：ACPI84056707\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e盖：\u003c\/strong\u003e D5-3\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":48625438753062,"sku":"ACPI84056707","price":5.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/Screenshot2024-05-23121139.png?v=1716480729"},{"product_id":"hailiang-propress-couplings-w-stop-pxp-rolled-id1","title":"海良 Propress 联轴器（带止动装置）- PXP Rolled ID1","description":"\u003cp\u003e海良 Propress 联轴器（带止动装置）- PXP Rolled ID1\u003c\/p\u003e\n\n \u003cp\u003e型号：2616516169900\\HLCP-165-0150\u003c\/p\u003e\n\n\u003cp\u003e库存编号：ACPI84056622\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e盖：\u003c\/strong\u003e D5-4\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":48625438916902,"sku":"8884384056622","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/V78172_1cc92375-dea4-4e3f-8501-8672e4c0207f.jpg?v=1718815748"},{"product_id":"hailiang-propress-couplings-w-stop-pxp-rolled-id1-2","title":"海良 Propress 联轴器（带止动装置）- PXP Rolled ID1\/2","description":"\u003cp\u003e Propress 联轴器（带止动装置）- PXP Rolled ID1\/2\u003c\/p\u003e\n\n\u003cp\u003e型号：2616508089900\\HLCP-165-0050\u003c\/p\u003e\n\n\u003cp\u003e库存编号：ACPI84056608\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e盖：\u003c\/strong\u003e D5-4\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":48625439080742,"sku":"ACPI84056608","price":1.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/V78172.jpg?v=1718815617"},{"product_id":"hailiang-propress-couplings-w-stop-pxp-rolled-id3-4","title":"海良 Propress 联轴器（带止动装置）- PXP Rolled ID3\/4","description":"\u003cp\u003e海良 Propress 联轴器（带止动装置）- PXP Rolled ID3\/4\u003c\/p\u003e\n\n\u003cp\u003e型号：2616512129900\\HLCP-165-0100\u003c\/p\u003e\n\n\u003cp\u003e库存编号：ACPI84056615\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e盖：\u003c\/strong\u003e D5-4\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":48625439179046,"sku":"ACPI84056615","price":2.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/V78172_2d70ce2d-263f-4828-adca-7abd0c95131b.jpg?v=1718815687"},{"product_id":"reducer-couplings-w-stop-pxp-id-3-4x1-2-hailiang-propress","title":"Hailiang Propress Reducer Couplings w\/Stop - ID 3\/4\" x 1\/2\" PxP","description":"\u003cp\u003eHailiang Propress Reducer Couplings With Stop - Inside Diameter 3\/4in x 1\/2in Propress x Propress\u003c\/p\u003e\n\u003cp\u003eModel: 2616512089900\\2616512089902\\HLCP-165-0107\u003c\/p\u003e\n\u003cp\u003eSKU: ACPI84057490\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLID:\u003c\/strong\u003e D5-2\u003c\/p\u003e","brand":"Hailiang America Corporation","offers":[{"title":"Default Title","offer_id":49295584526630,"sku":"094913131500","price":6.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/PropressReducerCouplingsWithStop.jpg?v=1722003847"},{"product_id":"press-technologies-fitting-reducer-1x3-4-ftgxp","title":"Propress reducing coupling street 1\"x3\/4\" FTGxP","description":"\u003ch2\u003ePress Technologies Fitting Reducer – 1\" x 3\/4\" FTG x Press\u003c\/h2\u003e\n\u003cp\u003eThe Press Technologies 1\" x 3\/4\" FTG x Press reducer fitting allows you to transition from a 1\" sweat (FTG) connection to a 3\/4\" press connection quickly and without soldering. Ideal for retrofits, repairs, and new installations where speed and reliability matter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 1\" x 3\/4\"\u003c\/li\u003e\n\u003cli\u003eConnection: FTG (Fitting\/Sweat) x Press\u003c\/li\u003e\n\u003cli\u003eModel: 100125\u003c\/li\u003e\n\u003cli\u003eCompatible with standard M-profile press tools\u003c\/li\u003e\n\u003cli\u003eFor use with Type K, L, and M copper tubing\u003c\/li\u003e\n\u003cli\u003eAvailable for same-day pickup at AC Construction Depot, Pineville, NC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions — Press Fittings\u003c\/h2\u003e\n\n\u003ch3\u003e1. What is a press fitting, and how does it work?\u003c\/h3\u003e\n\u003cp\u003eA press fitting is a no-solder, no-flame plumbing connection that uses a specially designed tool to mechanically compress a fitting onto a copper pipe. The fitting contains a pre-installed EPDM or HNBR O-ring that creates a watertight seal when the jaws of a press tool compress the fitting’s collar. The result is a permanent, leak-free connection in seconds — no torch, no flux, no open flame required.\u003c\/p\u003e\n\n\u003ch3\u003e2. What tools do I need to make a press connection?\u003c\/h3\u003e\n\u003cp\u003eYou need a compatible press tool (such as a Viega, Milwaukee, Ridgid, or DEWALT press tool) with the correct jaw size for the fitting diameter. Most press fittings use standard M-profile jaws, but always verify compatibility with the fitting manufacturer’s spec sheet. You do not need any soldering equipment, flux, or heat source.\u003c\/p\u003e\n\n\u003ch3\u003e3. Are press fittings compatible with all copper pipe types?\u003c\/h3\u003e\n\u003cp\u003ePress fittings are compatible with \u003cstrong\u003eType K, Type L, and Type M\u003c\/strong\u003e copper tubing — the three most common types used in residential and commercial plumbing. They are not designed for use with CPVC, PEX, or other non-copper pipe without a specific adapter fitting rated for that material. Always confirm the fitting’s listed compatibility before installation.\u003c\/p\u003e\n\n\u003ch3\u003e4. Can press fittings be used on a live (wet) pipe?\u003c\/h3\u003e\n\u003cp\u003eYes — one of the biggest advantages of press fittings is that they can be made on \u003cstrong\u003ewet or damp pipe\u003c\/strong\u003e, unlike soldered joints which require a completely dry pipe. This makes press fittings especially valuable for repairs and retrofits where fully draining the system is impractical. However, the pipe must be free of debris and the O-ring seating area must be clean and undamaged.\u003c\/p\u003e\n\n\u003ch3\u003e5. How do I know if a press connection was made correctly?\u003c\/h3\u003e\n\u003cp\u003eEvery press fitting has a \u003cstrong\u003evisual indicator\u003c\/strong\u003e built into the O-ring or collar that confirms a proper press was made. After pressing, inspect the fitting — if the O-ring is visible and the collar is uniformly compressed with no gaps, the connection is good. An unpressed fitting will leak immediately when the system is pressurized, making it easy to identify during pressure testing. Always pressure-test the system before closing walls or concealing piping.\u003c\/p\u003e\n\n\u003ch3\u003e6. What pipe preparation is required before pressing?\u003c\/h3\u003e\n\u003cp\u003eProper pipe prep is critical for a leak-free press connection:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCut the pipe square using a pipe cutter (not a hacksaw, which leaves burrs)\u003c\/li\u003e\n\u003cli\u003eDeburr and ream the pipe end inside and out\u003c\/li\u003e\n\u003cli\u003eClean the pipe end with a clean cloth to remove debris, oil, or oxidation\u003c\/li\u003e\n\u003cli\u003eMark the insertion depth on the pipe before inserting into the fitting\u003c\/li\u003e\n\u003cli\u003eInspect the O-ring in the fitting — it must be seated properly and free of damage or debris before pressing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e7. Are press fittings approved for use in walls, slabs, and concealed locations?\u003c\/h3\u003e\n\u003cp\u003eYes — press fittings are approved for concealed and embedded installations in most jurisdictions when installed per the manufacturer’s instructions and applicable plumbing codes (IPC, UPC). They are listed to ASME B16.18 and ASME B16.22 standards and carry NSF\/ANSI 61 certification for potable water. Always verify with your local Authority Having Jurisdiction (AHJ) and confirm the specific fitting’s listings before rough-in inspection.\u003c\/p\u003e\n\n\u003ch3\u003e8. What is the pressure and temperature rating for press fittings?\u003c\/h3\u003e\n\u003cp\u003eMost copper press fittings are rated for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200 PSI\u003c\/strong\u003e working pressure for water service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200°F (93°C)\u003c\/strong\u003e for hot water systems\u003c\/li\u003e\n\u003cli\u003eRatings vary by O-ring material — EPDM O-rings are standard for water; HNBR O-rings are used for oil, gas, and higher-temperature applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways check the specific fitting’s data sheet for the exact pressure\/temperature rating for your application.\u003c\/p\u003e\n\n\u003ch3\u003e9. Can press fittings be used for gas lines?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eStandard press fittings with EPDM O-rings are NOT rated for gas service.\u003c\/strong\u003e For gas applications, you need press fittings specifically rated and listed for gas, which use HNBR (yellow) O-rings and carry the appropriate gas listing. Using a water-rated press fitting on a gas line is a serious safety hazard. Always confirm the fitting’s gas listing before any gas installation.\u003c\/p\u003e\n\n\u003ch3\u003e10. Are these fittings available for same-day pickup, and do you carry a full range of sizes?\u003c\/h3\u003e\n\u003cp\u003eYes — we stock a range of press fittings at \u003cstrong\u003eAC Construction Depot in Pineville, NC\u003c\/strong\u003e (serving the greater Charlotte area), available for \u003cstrong\u003esame-day pickup\u003c\/strong\u003e. Our inventory includes tees, reducers, couplings, elbows, and dielectric unions in common sizes. Stock levels vary by SKU, so call us at \u003cstrong\u003e704-835-1086\u003c\/strong\u003e to confirm availability on the size and configuration you need before making the trip.\u003c\/p\u003e","brand":"PRESS TECHNOLOGIES","offers":[{"title":"Default Title","offer_id":50034403967270,"sku":"8884384057742","price":6.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/D288CED4-F817-493C-8BCD-202790105A9C.jpg?v=1737471928"},{"product_id":"press-technologies-fitting-reducer-1x1-2-ftgxp","title":"Propress reducing coupling street 1\"x1\/2\" FTGxP","description":"\u003ch2\u003ePress Technologies Fitting Reducer – 1\" x 1\/2\" FTG x Press\u003c\/h2\u003e\n\u003cp\u003eThe Press Technologies 1\" x 1\/2\" FTG x Press reducer fitting allows you to transition from a 1\" sweat (FTG) connection to a 1\/2\" press connection quickly and without soldering. Ideal for retrofits, repairs, and new installations where speed and reliability matter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 1\" x 1\/2\"\u003c\/li\u003e\n\u003cli\u003eConnection: FTG (Fitting\/Sweat) x Press\u003c\/li\u003e\n\u003cli\u003eModel: 100124\u003c\/li\u003e\n\u003cli\u003eCompatible with standard M-profile press tools\u003c\/li\u003e\n\u003cli\u003eFor use with Type K, L, and M copper tubing\u003c\/li\u003e\n\u003cli\u003eAvailable for same-day pickup at AC Construction Depot, Pineville, NC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions — Press Fittings\u003c\/h2\u003e\n\n\u003ch3\u003e1. What is a press fitting, and how does it work?\u003c\/h3\u003e\n\u003cp\u003eA press fitting is a no-solder, no-flame plumbing connection that uses a specially designed tool to mechanically compress a fitting onto a copper pipe. The fitting contains a pre-installed EPDM or HNBR O-ring that creates a watertight seal when the jaws of a press tool compress the fitting’s collar. The result is a permanent, leak-free connection in seconds — no torch, no flux, no open flame required.\u003c\/p\u003e\n\n\u003ch3\u003e2. What tools do I need to make a press connection?\u003c\/h3\u003e\n\u003cp\u003eYou need a compatible press tool (such as a Viega, Milwaukee, Ridgid, or DEWALT press tool) with the correct jaw size for the fitting diameter. Most press fittings use standard M-profile jaws, but always verify compatibility with the fitting manufacturer’s spec sheet. You do not need any soldering equipment, flux, or heat source.\u003c\/p\u003e\n\n\u003ch3\u003e3. Are press fittings compatible with all copper pipe types?\u003c\/h3\u003e\n\u003cp\u003ePress fittings are compatible with \u003cstrong\u003eType K, Type L, and Type M\u003c\/strong\u003e copper tubing — the three most common types used in residential and commercial plumbing. They are not designed for use with CPVC, PEX, or other non-copper pipe without a specific adapter fitting rated for that material. Always confirm the fitting’s listed compatibility before installation.\u003c\/p\u003e\n\n\u003ch3\u003e4. Can press fittings be used on a live (wet) pipe?\u003c\/h3\u003e\n\u003cp\u003eYes — one of the biggest advantages of press fittings is that they can be made on \u003cstrong\u003ewet or damp pipe\u003c\/strong\u003e, unlike soldered joints which require a completely dry pipe. This makes press fittings especially valuable for repairs and retrofits where fully draining the system is impractical. However, the pipe must be free of debris and the O-ring seating area must be clean and undamaged.\u003c\/p\u003e\n\n\u003ch3\u003e5. How do I know if a press connection was made correctly?\u003c\/h3\u003e\n\u003cp\u003eEvery press fitting has a \u003cstrong\u003evisual indicator\u003c\/strong\u003e built into the O-ring or collar that confirms a proper press was made. After pressing, inspect the fitting — if the O-ring is visible and the collar is uniformly compressed with no gaps, the connection is good. An unpressed fitting will leak immediately when the system is pressurized, making it easy to identify during pressure testing. Always pressure-test the system before closing walls or concealing piping.\u003c\/p\u003e\n\n\u003ch3\u003e6. What pipe preparation is required before pressing?\u003c\/h3\u003e\n\u003cp\u003eProper pipe prep is critical for a leak-free press connection:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCut the pipe square using a pipe cutter (not a hacksaw, which leaves burrs)\u003c\/li\u003e\n\u003cli\u003eDeburr and ream the pipe end inside and out\u003c\/li\u003e\n\u003cli\u003eClean the pipe end with a clean cloth to remove debris, oil, or oxidation\u003c\/li\u003e\n\u003cli\u003eMark the insertion depth on the pipe before inserting into the fitting\u003c\/li\u003e\n\u003cli\u003eInspect the O-ring in the fitting — it must be seated properly and free of damage or debris before pressing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e7. Are press fittings approved for use in walls, slabs, and concealed locations?\u003c\/h3\u003e\n\u003cp\u003eYes — press fittings are approved for concealed and embedded installations in most jurisdictions when installed per the manufacturer’s instructions and applicable plumbing codes (IPC, UPC). They are listed to ASME B16.18 and ASME B16.22 standards and carry NSF\/ANSI 61 certification for potable water. Always verify with your local Authority Having Jurisdiction (AHJ) and confirm the specific fitting’s listings before rough-in inspection.\u003c\/p\u003e\n\n\u003ch3\u003e8. What is the pressure and temperature rating for press fittings?\u003c\/h3\u003e\n\u003cp\u003eMost copper press fittings are rated for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200 PSI\u003c\/strong\u003e working pressure for water service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200°F (93°C)\u003c\/strong\u003e for hot water systems\u003c\/li\u003e\n\u003cli\u003eRatings vary by O-ring material — EPDM O-rings are standard for water; HNBR O-rings are used for oil, gas, and higher-temperature applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways check the specific fitting’s data sheet for the exact pressure\/temperature rating for your application.\u003c\/p\u003e\n\n\u003ch3\u003e9. Can press fittings be used for gas lines?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eStandard press fittings with EPDM O-rings are NOT rated for gas service.\u003c\/strong\u003e For gas applications, you need press fittings specifically rated and listed for gas, which use HNBR (yellow) O-rings and carry the appropriate gas listing. Using a water-rated press fitting on a gas line is a serious safety hazard. Always confirm the fitting’s gas listing before any gas installation.\u003c\/p\u003e\n\n\u003ch3\u003e10. Are these fittings available for same-day pickup, and do you carry a full range of sizes?\u003c\/h3\u003e\n\u003cp\u003eYes — we stock a range of press fittings at \u003cstrong\u003eAC Construction Depot in Pineville, NC\u003c\/strong\u003e (serving the greater Charlotte area), available for \u003cstrong\u003esame-day pickup\u003c\/strong\u003e. Our inventory includes tees, reducers, couplings, elbows, and dielectric unions in common sizes. Stock levels vary by SKU, so call us at \u003cstrong\u003e704-835-1086\u003c\/strong\u003e to confirm availability on the size and configuration you need before making the trip.\u003c\/p\u003e","brand":"PRESS TECHNOLOGIES","offers":[{"title":"Default Title","offer_id":50034436276518,"sku":"8884384057810","price":6.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/427193CE-7901-4466-8195-B0AD3B742D34.jpg?v=1737472182"},{"product_id":"press-technologies-fitting-reducer-3-4x1-2-ftgxp","title":"Propress reducing coupling street 3\/4\"x1\/2\" FTGxP","description":"\u003ch2\u003ePress Technologies Fitting Reducer – 3\/4\" x 1\/2\" FTG x Press\u003c\/h2\u003e\n\u003cp\u003eThe Press Technologies 3\/4\" x 1\/2\" FTG x Press reducer fitting allows you to transition from a 3\/4\" sweat (FTG) connection to a 1\/2\" press connection quickly and without soldering. Ideal for retrofits, repairs, and new installations where speed and reliability matter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 3\/4\" x 1\/2\"\u003c\/li\u003e\n\u003cli\u003eConnection: FTG (Fitting\/Sweat) x Press\u003c\/li\u003e\n\u003cli\u003eModel: 100123\u003c\/li\u003e\n\u003cli\u003eCompatible with standard M-profile press tools\u003c\/li\u003e\n\u003cli\u003eFor use with Type K, L, and M copper tubing\u003c\/li\u003e\n\u003cli\u003eAvailable for same-day pickup at AC Construction Depot, Pineville, NC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions — Press Fittings\u003c\/h2\u003e\n\n\u003ch3\u003e1. What is a press fitting, and how does it work?\u003c\/h3\u003e\n\u003cp\u003eA press fitting is a no-solder, no-flame plumbing connection that uses a specially designed tool to mechanically compress a fitting onto a copper pipe. The fitting contains a pre-installed EPDM or HNBR O-ring that creates a watertight seal when the jaws of a press tool compress the fitting’s collar. The result is a permanent, leak-free connection in seconds — no torch, no flux, no open flame required.\u003c\/p\u003e\n\n\u003ch3\u003e2. What tools do I need to make a press connection?\u003c\/h3\u003e\n\u003cp\u003eYou need a compatible press tool (such as a Viega, Milwaukee, Ridgid, or DEWALT press tool) with the correct jaw size for the fitting diameter. Most press fittings use standard M-profile jaws, but always verify compatibility with the fitting manufacturer’s spec sheet. You do not need any soldering equipment, flux, or heat source.\u003c\/p\u003e\n\n\u003ch3\u003e3. Are press fittings compatible with all copper pipe types?\u003c\/h3\u003e\n\u003cp\u003ePress fittings are compatible with \u003cstrong\u003eType K, Type L, and Type M\u003c\/strong\u003e copper tubing — the three most common types used in residential and commercial plumbing. They are not designed for use with CPVC, PEX, or other non-copper pipe without a specific adapter fitting rated for that material. Always confirm the fitting’s listed compatibility before installation.\u003c\/p\u003e\n\n\u003ch3\u003e4. Can press fittings be used on a live (wet) pipe?\u003c\/h3\u003e\n\u003cp\u003eYes — one of the biggest advantages of press fittings is that they can be made on \u003cstrong\u003ewet or damp pipe\u003c\/strong\u003e, unlike soldered joints which require a completely dry pipe. This makes press fittings especially valuable for repairs and retrofits where fully draining the system is impractical. However, the pipe must be free of debris and the O-ring seating area must be clean and undamaged.\u003c\/p\u003e\n\n\u003ch3\u003e5. How do I know if a press connection was made correctly?\u003c\/h3\u003e\n\u003cp\u003eEvery press fitting has a \u003cstrong\u003evisual indicator\u003c\/strong\u003e built into the O-ring or collar that confirms a proper press was made. After pressing, inspect the fitting — if the O-ring is visible and the collar is uniformly compressed with no gaps, the connection is good. An unpressed fitting will leak immediately when the system is pressurized, making it easy to identify during pressure testing. Always pressure-test the system before closing walls or concealing piping.\u003c\/p\u003e\n\n\u003ch3\u003e6. What pipe preparation is required before pressing?\u003c\/h3\u003e\n\u003cp\u003eProper pipe prep is critical for a leak-free press connection:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCut the pipe square using a pipe cutter (not a hacksaw, which leaves burrs)\u003c\/li\u003e\n\u003cli\u003eDeburr and ream the pipe end inside and out\u003c\/li\u003e\n\u003cli\u003eClean the pipe end with a clean cloth to remove debris, oil, or oxidation\u003c\/li\u003e\n\u003cli\u003eMark the insertion depth on the pipe before inserting into the fitting\u003c\/li\u003e\n\u003cli\u003eInspect the O-ring in the fitting — it must be seated properly and free of damage or debris before pressing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e7. Are press fittings approved for use in walls, slabs, and concealed locations?\u003c\/h3\u003e\n\u003cp\u003eYes — press fittings are approved for concealed and embedded installations in most jurisdictions when installed per the manufacturer’s instructions and applicable plumbing codes (IPC, UPC). They are listed to ASME B16.18 and ASME B16.22 standards and carry NSF\/ANSI 61 certification for potable water. Always verify with your local Authority Having Jurisdiction (AHJ) and confirm the specific fitting’s listings before rough-in inspection.\u003c\/p\u003e\n\n\u003ch3\u003e8. What is the pressure and temperature rating for press fittings?\u003c\/h3\u003e\n\u003cp\u003eMost copper press fittings are rated for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200 PSI\u003c\/strong\u003e working pressure for water service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 200°F (93°C)\u003c\/strong\u003e for hot water systems\u003c\/li\u003e\n\u003cli\u003eRatings vary by O-ring material — EPDM O-rings are standard for water; HNBR O-rings are used for oil, gas, and higher-temperature applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways check the specific fitting’s data sheet for the exact pressure\/temperature rating for your application.\u003c\/p\u003e\n\n\u003ch3\u003e9. Can press fittings be used for gas lines?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eStandard press fittings with EPDM O-rings are NOT rated for gas service.\u003c\/strong\u003e For gas applications, you need press fittings specifically rated and listed for gas, which use HNBR (yellow) O-rings and carry the appropriate gas listing. Using a water-rated press fitting on a gas line is a serious safety hazard. Always confirm the fitting’s gas listing before any gas installation.\u003c\/p\u003e\n\n\u003ch3\u003e10. Are these fittings available for same-day pickup, and do you carry a full range of sizes?\u003c\/h3\u003e\n\u003cp\u003eYes — we stock a range of press fittings at \u003cstrong\u003eAC Construction Depot in Pineville, NC\u003c\/strong\u003e (serving the greater Charlotte area), available for \u003cstrong\u003esame-day pickup\u003c\/strong\u003e. Our inventory includes tees, reducers, couplings, elbows, and dielectric unions in common sizes. Stock levels vary by SKU, so call us at \u003cstrong\u003e704-835-1086\u003c\/strong\u003e to confirm availability on the size and configuration you need before making the trip.\u003c\/p\u003e","brand":"PRESS TECHNOLOGIES","offers":[{"title":"Default Title","offer_id":50034451284262,"sku":"8884384057735","price":2.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/14CABBA7-14F6-47A5-BAFA-5754E194A75B.jpg?v=1737472328"},{"product_id":"press-technologies-propress-coupling-with-stop-1-1-2-x-pxp","title":"Press Technologies propress Coupling With Stop 1-1\/2\" PXP","description":"\u003cp\u003ePress Technologies Coupling With Stop 3\/4\" X 3\/4\" PXP\u003c\/p\u003e\n\u003cp\u003eModel: 100093\u003c\/p\u003e\n\u003cp\u003eLID: D5-1\u003c\/p\u003e\n\u003cp\u003e??\u003c\/p\u003e","brand":"PRESS TECHNOLOGIES","offers":[{"title":"Default Title","offer_id":51042209202470,"sku":null,"price":19.79,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/files\/s-l400_5c5bf204-951e-493e-b285-0cbc420ebd07.jpg?v=1734534336"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/4626\/1542\/collections\/45_degree_copper_propress_ae3817d5-df89-4eb3-9509-67130a7b4fa6.png?v=1780773169","url":"https:\/\/acconstructiondepot.com\/zh\/collections\/propress-copper-fittings-couplings.oembed","provider":"AC Construction Depot","version":"1.0","type":"link"}