From the upstream or downstream end of the pipe, simply insert the valve into position and clamp it into place. Phone: (510) 786-3333 Fax: (510) 782-7905 back to search resultsterm “infiltration” generally refers to stormwater or groundwater that enters a sewer system through defects in the sewer (§ 35. DR 18 PVC Gasketed Pressure fittings are thermoformed, glued and fiberglass reinforced. Storm sewer pipes provide drainage for groundwater and rainwater from parking lots, streets, roofs, and other impervious surfaces. The Natural Way To unblock stormwater pipe. Reinforced models, have evolved through experience with local hydraulics in the Los Angeles County MS4 system. • 18” (450 mm) and smaller pipe can be moved by hand. Working with ABS or PVC Piping. • ASTM F679. 3. Answered July 14, 2022. · Specially-designed square pipe stop prevents damage from over insertion, requires 30% more force before spearing · Reinforced wall thickness at key branch intersections for added strength. For SI: 1 inch = 25. Make sure the stormwater pit sits perfectly level using a spirit level. Follow. Our gasketed sewer pipe has a specially. Canada Pipe Catalogue ( PDF 1. 3”, 4” and 6” sizes. Dual Microwave/PIR detectors automatically adjust to their environment, minute by minute, for the ultimate false alarm immunity & reliability. When working with these materials, the biggest difference is that the ABS pipe has a one-step process for connecting pipes, while the PVC process has two steps. August 19, 2021. Expansion and contraction are accommodated by a properly assembled gasketed joint. $0. New 400mm E/F PP-RCT Couping SDR 11, PP-RCT pipe and fittings are manufactured using. 000 0. 1 or on other rainfall rates determined from approved local weather data. It comprised different types of pipes: vitrified clay sewer pipes, concrete sewer pipes, ductile iron sewer pipes, concrete stormwater pipes, and ductile iron storm water pipes. 2021 Full Stormwater Manual with Tracked Changes - Revisions and changes from the 2016 Manual are underlined and in blue text. A low spot, or belly, in the pipe makes a trap, while a high spot, or hump, creates a dam. Bends are not allowed for storm drain pipe of less than 48-inch diameter. Pressure Pipe ( PDF 5. NAPCO, a Westlake company, is a leading North American polyvinyl chloride (PVC) pipe manufacturer. Contact your sales representative to confirm availability. The Federal Aviation Authority (FAA) permits polypropylene pipe under. San Antonio. d. Brochure. 60 / WPCF Manual FD-5, “Gravity Sanitary Sewer Pipe Design and Construction. Plastic is cheap and easy to install and transport. , Dec. 7 trillion over the next 30 years to fix our corroded underground pipelines. Ring Tite ASTM F 679 (T-1) Next Polymers Duraloc Green in colour DR 35 minimum National Pipe & Plastics Inc. The American Water Works Association says the U. HOUSTON— January 3, 2019 — North American Pipe Corporation, a Westlake company, today announced that North American Pipe Corporation and Royal Pipe and Fittings will now be known under a new, single brand – “NAPCO”. The drain trap is below the sink, bathtub, or other plumbing fixture. The effect of leakage (from separate stormwater or sewer pipe systems, or from combined pipe systems) on urban groundwater has been investigated with similar, if not identical, conceptual modelling approaches in several catchment-scale or city-scale studies, which are discussed below. In Jackson, the Mississippi capital, crews were repairing leaks across the city of 150,000 people and water pressure was gradually stabilizing. Package Width. Leave the bleeder cap open with a bucket underneath to catch any drips. Westlake Pipe & Fittings, formerly NAPCO Pipe & Fittings, recently announced its new name to reflect the true. Houston, TX 77056 Phone: 651-298-1411 E-mail: bstang@napcopipe. The OD for 1/2" PVC pipe is 0. With top quality raw materials and modern processing technology, our ASTM D3034 pipe meets allA one-stop shop for all your industrial, highway and storm water drainage needs. The data presented on this page does not represent the view of NAPCO and its employees or that of Zippia. The American Water Works Association says the U. 000 0. Compare. If the nominal size is the ID, then that means 1/2" PVC pipe walls are . 11 hours ago · The lawyer for a deceased Carrollton man whose estate remains embroiled in a legal battle with Isle of Wight County over a collapsed stormwater pipe is looking to expand the case into a class-action lawsuit. Before wastewater is discharged to the. With water pipes, percolation refers to the process of smoke being pulled through water and broken up into smaller particles. 16 Carwash areas 10 3. January 03, 2019. 6MB) Canada Pipe Catalogues. Amiblu is a 50:50 joint venture whose goal is to develop and deliver world-class GRP pipes and fittings to sustainably solve the world’s water and sewer challenges. Stormwater is water from rain or storm events that flows off a house or building site. Commonly used in leach field and French drain applications. 51%, respectively, and 73. Houston, TX 77047. The regression models show that the R2 value for vitrified clay sewer pipes, concrete sewer pipes, and ductile iron sewer pipes are 71. NAPCO GVS-65 and GVS-90 components (pipe, fittings, accessories, solvent cements and primer) must be installed as a system. 16″ SDR21 YELOMINE RESTRAINT JOINT PVC PIPE $ 54. 8008 E Sligh Ave. Available with elbows and universal adapters. Hated my life and most the people there. The supply of this. 97 Add to cart Common uses for the SBR gasket are: Drinking-Water. Sewer and Drain (S&D) pipe; 4 in. NAPCO’s ASTM F679 Gasketed Integral Bell PVC Pipe product line is manufactured to meet the needs of. 05 /05. Raw Water. Manufacturing Facility - Pipe. Canadian Industry Ecoleader. In the SDR family, SDR 35 provides a mid-range strength. 4427 Factory Hill Dr. Stormwater is water from rain or storm events that flows off a house or building site. Install cleanouts along several points on the main drainage pipe run to provide multiple access points to clean pipes. Westlake Pipe & Fittings ASTM D3034 Gasketed Integral Bell PVC Pipe product line is manufactured to meet the needs of modern. $123,456. Meets applicable ASTM standards. Thousands of new, high-quality pictures added every day. Yelomine® RJ PVC Pressure Pipe. With a specially designed Double Seal Locked-In (DSLI®) gasket, this is an extremely durable sewer pipe with a leak-proof joint. The storm water drops into the system by inlets or roof drains then flows downhill. 4MB) ADS Hancor. ®. Flows can be designed to as low as 2. For use with Gasketed Sewer Pipe in storm and sanitary sewer applications MUNICIPAL. Standard laying lengths are 20 feet (plus or minus 1 inch). Properties, dimensions and standards DWV Pipe and Fittings. White only for storm water connections. Based upon water industry standards, we do a great job of treating the water. In Stock at Alpharetta GA #172. It can be recognized by its blue retention ring and gasket. Idaho Falls, ID 83402. 40. JM Eagle’s Blue Brute™ C900 water pipe, produced in blue or white, conforms to the AWWA C900 specification, with gaskets meeting ASTM F477 and joints in compliance with ASTM D3139. The combination of chemical resistance, long term strength and high stiffness account for why PVC is the most popular pipe material for sanitary and storm sewer. Our vertical riser system utilizes many H-Series components for a complete sewer protection solution. 1. RETAIL PRICE. In newly developed areas, these systems are typically sized to maintain the runoff rate prior to development so that existing storm sewers. Both used high-density polyethylene (HDPE) pipe , which would meet the municipal and provincial governments requirements for storm water. 3”, 4” and 6” sizes. 1% ethnic minorities. 7550 Fax: 905. Upon installation, a NAPCO Adaptive Microwave/PIR detector powers up, initialized in the first of its 12 senstivity modes, i. Divert and release water away from structures, erosion-prone landscapes and other areas with poor drainage. This tool will check if a proposed PVC well casing solution can meet the weight and hydraulic collapse requirements of a particular well design. Product Overview. ASTM D3034/IB PVC Gravity Sewer Pipe. However, after two years of exposure, average impact strength still exceeded the value required for new pipe. 4m (8ft) intervals, 1. The size of the vertical conductors and leaders, building storm drains, building storm sewers and any horizontal branches of such drains or sewers shall be based on the 100-year hourly rainfall rate indicated in Figure 1106. What Makes Us Different At National Pipe and Plastics, we’re always striving to ‘Do The Right Thing. We Make It Stick! NAPCO products can be found almost everywhere. 22 Add to cart; WL PLASTICS 12″X50′ IPS 32. Size Outside Diameter (OD) SDR Pipe Stiffness (psi) Min. Install cleanouts along several points on the main drainage pipe run to provide multiple access points to clean pipes. Distribution Center - Fittings. 3. Installation Guide for PVC Water Pipe. The corrugated pipe needs to be supported adequately by a well compacted select backfill. Allowable Joint Deflections WATER DESIGN GUIDELINES 2008 W-12. 500 0. It can also be a source of pollution when. With top quality raw materials and modern processing technology, our ASTM F679 pipe meets all industry standards in addition. Vertical Riser Kits. Our IPS Pressure pipe (SDR 26 and SDR 21) is a smooth bore. Ability to handle pressure: PVC can withstand high water pressure, which makes it an excellent choice for the main supply line in your home. Manufacturing Facility - Fittings. 03 /05. The CheckMate ® UltraFlex ® is the most user friendly inline check valve on the market today. Remove the grate on top of your drain so the baking soda can get into your pipes. HP Storm pipe meets or exceeds ASTM F2881 and AASHTO M330. NAPCO’s PVCO pipe is produced with top-quality raw materials and modern processing technology. To do this, certain parameters have been allocated. A city crew in Florida spotted a 5-foot alligator lurking in a stormwater pipe while investigating the pipes with a robotic camera last week, officials said Tuesday. This stormdrain pipe originally stretched 100 ft across the Shoal. and sewer pipe, HDPE storm water pipe and fittings, acid waste piping, water. The minimum bending radius is 300 times the outside diameter for pressure pipes and 150 times the outside diameter for non-pressure pipes. Check for availability in your area. Our state-of- the-art extrusion equipment and computerized material handling system ensure consistency. Connects to 4 in. Male Pipe Thread (MPT) Cleanout Plug (61P8), sold separately. Application: Lateral Conn to Deep Sewers. Standard dimension ratio (SDR) is a method of rating a pipe’s durability against pressure. The Westlake. S. Table 28. Founded in 1992, NAPCO supplies a broad range of gasketed, solvent welded, and restrained joint pipes for a diverse range of markets, including municipal water and sewer, residential plumbing, water well, and agricultural and turf irrigation. PVC can last even longer than steel or copper, which are some of the most durable metals for plumbing pipes. You can visit the company’s site to explore for more information: You may ask the questions by phone: (620) 241—5511. Phone: (813) 627-1240 Fax: (813) 627-1299 back to search resultsFlexible corrugated plastic pipe out performs its rigid counterpart, reinforced concrete pipe. Gasketed Pipe Testing Requirements Figure 1 – NAPCO’s Gasketed Joint Configurations IB JOINT RJIB JOINT RJ Joint. 0800 93 7473 Fax +64 9 272 7485. (Nasdaq: HWKN), a leading specialty chemical and ingredients company, has entered into a definitive agreement to acquire. Now that we've got the basics covered, we are about. 1. July 06, 2021. D. Each valve is equipped with a free-hinged flapper that allows unrestricted flow. x 14 ft. Typical cost: $500 to $18,000. 2 Pound per Foot; Applicable. Wear protective eyeglasses or chemical safety goggles, per OSHA eye- and face-protection regulations (29 CFR 1910. Idaho Falls - Waterworks . D3034 PIPE PERFORATION PATTERNS Nom. 6. It is available as solid wall or perforated wall pipe. UV PROTECTION AWWA M23, PVC Pipe – Design and Installation, pg. The slotted PVC pipe and perforated PVC pipes are available in 20mm to 400mm diameter size. So the pipe crew needs to keep the pipe. 1,000+ miles of stormwater pipes owned by NCDOT and other private property owners. Certa-Set®. 01 /05. Polyvinyl Chloride (PVC) Polyvinyl chloride is a thermoplastics material which consists of PVC resin compounded with varying proportions of stabilisers, lubricants, fillers, pigments, plasticisers and processing aids. PVC $11,700 Iron $158,700. NAPCO IPS Pressure Pipe is available in 13mm - 450mm (1⁄2" - 18") diameters and 3 or 6. NAPCO Gasketed Sewer Pipe with our Rieber gasket is an extremely durable pipe with a leak proof joint. 7m/s daily, or that the pipes should be laid at a gradient steeper than the pipe diameter, ie a 150mm pipe should be laid at a gradient of at least 1 in 150. The flow through the pipe was repaired within the hour, but then a pump station several blocks away overflowed into the river Stormwater Management Storm Water Plan Proposed for Lake Te Koo UtuPVC pipes may be bent during laying to follow a curved path. Resources. , Fellow ASCE, Fellow AEI . This gives the designer, installer, and end user the. AquaSpring™ C900 IB PVC Pipe. 80 PVC Pressure Pipe | Solvent Weld NAPCO’s ASTM D1785 Solvent Weld PVC Pipe product line is manufactured to meet the needs of residential, commercial, & industrial plumbing systems, and other. 201 NAPCO a Westlake compan All rights resered PLPS001USEN011. Turn off outdoor faucets at their shutoff valves. Goods. Tampa - Waterworks. e. 3% female and 37. July 06, 2021. August 19, 2021. HOUSTON, July 6, 2021 – North American Pipe Corporation (NAPCO), a subsidiary of Westlake Chemical Corporation (NYSE: WLK), today announced that it will acquire LASCO Fittings, Inc. In urban areas, all properties need wastewater connections, which will generally (on average) start at 150 mm (6 inch) in diameter. Talk to our Shield Agents 24/7. Step 4. • Lift 36" (900 mm) and larger diameter pipe with a sling at two points, spaced approximately 10 feet (3 m) apart. Branch Office: NAPCO Pipe & Fittings, Municipal Specialty Products 903 Bluebill Drive Mendota Heights, MN 55120 Phone: 832-507-5603 Contact: Brian StangCheck Valves. 85 Add to cart; 6″ DR14 C900 PVC PIPE PURPLE $ 16. Storm Water. We’re setting the standard for easily installed municipal waterworks and sewer infrastructure with a design life of 100+ years. 14 Combined system of disposal 10 3. (2014) used a simplified model proposed by. Product Quality NAPCO is recognized for its high quality products. However, the. Product Details. 7550 Fax: 905. View Product. 1 or on other rainfall rates determined from approved local weather data. Some of the confusion arises because of the use of both “Dimension Ratio” (DR) and “Standard Dimension Ratio” (SDR) in product standards. Ferguson is the #1 US plumbing supply company and a top distributor of HVAC parts, waterworks supplies, and MRO products. 10 to 7. Electrical Fittings Price List EXCEL Worksheet - Prices Effective October 27, 2021 - 87 KB. NAPCO MIDDLE EAST LTD in Sharjah. Founded in 1992, NAPCO supplies a broad range of gasketed, solvent welded, and restrained joint. , a Brownsville, Tennessee-based, leading designer, engineer and manufacturer of injected-molded PVC fittings from Aalberts, NV. 35. MediaRelations@Westlake. 60 / 100ft S40GV02010WHPE 194000 2 1,050 $472. 2MB) Sanitary & Storm ( PDF 3. Zippia's data science team found the following key financial metrics about NAPCO after extensive research and analysis. It is critical to our nation’s wellbeing for the health of. 4. 3 (4) Wedge action restraining glands can only be. With Elbow & Universal Pipe Ad. [1] 3. If you need any additional information contact your local rep . Most storm sewer piping and stormwater piping flows by gravity, no pumps create pressure. 5 provide high strength and 150 psi stiffness. Two types of valves, in-line and terminal, ensure one-way flow in storm and sanitary sewer lines where backflow could be a problem. Westlake Pipe & Fittings' AquaSpring™ C900 IB PVC Pipe is manufactured to meet the needs of modern municipal water, wastewater, and reclaimed water systems. $31. 856. needs to spend in excess of $1. 87. Pipe & Fittings difference. 15 hours ago · Since last year’s flooding in South Park, Seattle Public Utilities and King County have added a new pump station and stormwater drainage pipes that officials. HOUSTON — Randy Calazans is one of the hottest commodities in Texas right now. Chantilly - Waterworks . Amiblu combines Amiantit Europe and its Flowtite Technology, and Hobas Europe, part. NAPCO overview. For a downloadable version of this guide, click here. 1043. Handbook of PVC Pipe Design and Construction. Sea Water. The 2021 City of Seattle. Step 5. Solvent Weld Sewer Pipe Solvent Weld PVC Sewer pipe and fittings from NAPCO are the ideal choice for building drainage and sewer applications. A storm drain consists of one or more conduits (closed pipes or open channels or ditches) connecting one or more inlets. Our products, though simple, leave a profound impact, helping build a safer, efficient and responsive world. 50 liters per. NAPCO Pipe & Fittings is Now Westlake Pipe & Fittings. quality units, underground detention/retention systems and geotextile fabrics, pipe coupling systems, press fittings, copper pipe and fittings, PEX pipe and fittings. NAPCO Pipe & Fittings rebrands as Westlake Pipe & Fittings 5/2/2022 (UC) — Westlake Pipe & Fittings, formerly NAPCO Pipe & Fittings, has changed its name to reflect the true value its customers receive from its extensive product portfolio backed by the brand equity of Westlake Corp. A city crew in Florida spotted a 5-foot alligator lurking in a stormwater pipe while investigating the pipes with a robotic camera last week, officials said Tuesday. 4 S40GV01510WHPE 194003 1½ 1,510 $296. The program was developed by the EPA, but for the majority of the country, the program is administered at the state level. The PVC pipe industry suggests a maximum vertical ring deflection of 7. 4. Phone: (813) 627-1240 Fax: (813) 627-1299 back to search resultsWestlake Pipe's Gasketed SDR 26 Sewer Fittings line is a fully-integrated SDR 26 fitting design using reinforced branches and intersections to enhance the structural integrity of the installation. NAPCO Pipe & Fittings is Now Westlake Pipe & Fittings. S. Exceeds requirements for national standards of ASTM D3034, ASTM D3212, ASTM F477 and more. 682. HOUSTON-- ( BUSINESS WIRE )--North American Pipe Corporation (NAPCO), a subsidiary of Westlake Chemical Corporation (NYSE: WLK), today. But beach erosion during Michael clogged some of the town's stormwater pipes,. Typically no. Founded in 1992, NAPCO supplies a broad range of. Then, they can place it around the damaged stormwater pipe and seal it with epoxy to cover the leak. 28. But stormwater can be a valuable resource. Unique integral bell restrained joint pipe system is designed for trenchless applications with robust tensile strength for pulling multiple segments underground. The town was spared most of the hurricane's damage, unlike the rest of Bay County. Spread the love. Since 1995, Timewell has been continuously developing, improving and adding to our product line because we understand what our pipe is up against on the job. The pipe meets all AWWA C909 requirements and is certified by third-party listing agencies. 7 trillion over the next 30 years to fix our corroded underground pipelines. 2, UL 651 and conforms to NEMA TC-2. HOUSTON-- (BUSINESS WIRE)-- North American Pipe. 856. 7 Consealing of pipes 8 3. This sustainable pipe system is made from an innovative co-extrusion process, allowing for 50% use of high-quality reprocessed. Solvent Weld Sewer Pipe Solvent Weld PVC Sewer pipe and fittings from NAPCO are the ideal choice for building drainage and sewer applications. Smooth interior. Conforms to ASTM D1784 and D2729 standards. The waves are sent into the ground, and as. Sewer and Drain (S&D) pipe; 6 in. Used with PVC pipe only NAPCO/Royal Pipe Galaxy Tigre ASTM D3034 - Solid Wall Crispin Valve S/LS Series Vent-O-Mat Sewer RGX Series Val-Matic D020 D025P. Use with catch basins, channel drains, Flo-Well, EZflow® or any drainage pipe system. Loading Chart. Injection molded joint withstands 200 psi hydrostatic pressure and 22" mercury vacuum pressure · Distinctive green high impact retention rings and. 624. Shop for the best smoking pipes for sale online including weed pipes, bongs, dab rigs, hand pipes, vaporizers, and more. The OD for 1/2" PVC pipe is 0. This corrugated drain pipe is built to handle heavy water loads, and can work in both agricultural and commercial projects. NAPSYS™ - HR PVC DWV 25/50 Fittings are a proven performer in non-combustible environments and is a cost-effective specialty product. The company is 30. The stormwater crew in the. With manufacturing and distribution centers. Drainage, erosion control and water quality products include inline check valves, reinforced concrete pipe, precast. Storm sewer systems range from small and simple, such as for a modest. And along with the inherent advantages of IPEX thermoplastic piping systems – proven strength and flexibility,. Most runoff is. 78. Note: product may vary by store. Used for non-pressure drainage of sewer and surface water. An Introduction to Stormwater Drainage and Site Development . 2 to 2. The stormwater system in Raleigh consists of: 600+ miles of City-owned stormwater pipes. You may be able to physically see tree roots growing into the pipe. NAPCO, a Westlake company, is a leading North American polyvinyl chloride (PVC) pipe manufacturer. Polyvinyl chloride (PVC) plastic pipe (Type DWV, SDR26, SDR35, SDR41, PS50 or PS100) in IPS diameters, including Schedule 40, DR 22 (PS 200) and DR 24 (PS 140); with a solid. As a result of replacing aging cast-iron pipe with costly thin-walled ductile iron pipe, Chicago’s water rates rose 25% in 2012 and another 15% from 2013-2015. Package Height. Canada Pipe Catalogue ( PDF 1. • 18” (450 mm) and smaller pipe can be moved by hand. AquaSpring™ C900 Certa-Lok ® RJ PVC Pipe AquaSpring™ C900 Certa-Lok ® RJIB PVC Pipe Certa-Com ® Trenchless Conduit Certa-Flo ® PVC Gravity Sewer Pipe D2241/RJ Certa-Lok ® Yelomine ® PVC Pressure Pipe D2241/RJIB Certa-Lok ® Yelomine ® PVC Pressure Pipe 2020 NAPCO, a Westlae company All rights resered MU-IG-001-US-EN-020. Size Perforation Rows Circumferential Hole Spacing Longitudinal Hole Spacing (in) Hole Diameter (in) Inlet Area (in2/ft pipe) 4" 2 120° 5. 1. ASCE Manual No. 4. New PP-RCT Electrofusion Coupling. 97 Add to cartCommon uses for the SBR gasket are: Drinking-Water. Access the drain pipe system to clear out clogs with the PVC Cleanout Adapter. So the pipe crew needs to keep the pipe. 000 0. S. Storm sewers collect stormwater runoff through a surface inlet and drain it in a closed system, often inlet to inlet, to an appropriate outlet, such as a stream or other waterway. We’ve designed the leak-free Certa-Set® system to innovate the way you irrigate agricultural operations. 0M in 2022. 942 6" 2 120° 5. Browse Getty Images' premium collection of high-quality, authentic Stormwater Pipes stock photos, royalty-free images, and pictures. Polyvinyl chloride (PVC) plastic pipe (Type DWV, SDR26, SDR35, SDR41, PS50 or PS100) in IPS diameters, including Schedule 40, DR 22 (PS 200) and DR 24 (PS 140); with a solid. The circle shown above is a representation of a corrugated metal pipe. Questions & Answers. July 6, 2021. The new offshore pipeline will replace two outfalls along Front Beach Road - combining the stormwater pipe system connecting the Lullwater and Calypso communities. With thinner walls than Schedule 40 fittings, these are lighter in weight and have more space on the inside for high-flow applications, such as underground gravity-flow sewer and storm drainage lines. Westlake Pipe & Fittings' AquaSpring™ C900 IB PVC Pipe is manufactured to meet the needs of modern municipal water, wastewater, and reclaimed water systems. Founded in 1992, NAPCO supplies a broad range of gasketed, solvent welded, and restrained joint pipes for a diverse range of markets, including municipal water and sewer, residential plumbing, water well, and agricultural and turf. Hub connects to 4 in. , North American Pipe, North American Specialty Products, Llc, North American Pipe Corporation, a Westlake Company, NAPCO and North American Pipe. NAPCO's annual revenue is $140. Typically no modification to the pipe or structure is required. Whether injection moulded or fabricated, our fittings are the perfect compliment to your pipe system. First, double-check the bag’s seal to avoid spills. Pipe Fittings (1). Each bell section meets the same pressure capacity requirements as the pipe. HOUSTON-- ( BUSINESS WIRE )--Westlake Pipe & Fittings, formerly NAPCO Pipe & Fittings, is excited to announce its new name to reflect the true value its. Stormwater can soak into the soil and become groundwater, be stored on depressed land surface in ponds and puddles, evaporate back into the atmosphere, or contribute to surface runoff. 3 Company PVC Pipes Product and Solutions 2. 17 Iron 15. Amiblu Holding GmbH. Chantilly, VA 20151. It's not economical to design all storm water pipes for a storm that is only likely to occur once in every 100 years. Request Quote. NAPCO, a Westlake company, is a leading North American polyvinyl chloride (PVC) pipe manufacturer.