{"product_id":"aquastar-wall-fitting-4-inch-diameter-with-2-3-8-inch-hs-and-2-inch-mpt-1-1-2-inch-slip-grey-420t15s103","title":"AquaStar Wall Fitting 4 Inch Diameter With 2-3\/8 Inch HS And 2 Inch MPT 1-1\/2 Inch Slip Grey 420T15S103","description":"\u003cdiv\u003e\n\u003ch1\u003eAquaStar Wall Fitting 4-Inch Grey – USA-Made, Dual-Connection Pool Wall Fitting\u003c\/h1\u003e\n\u003cp\u003eAquaStar Wall Fitting is a robust 4-inch diameter wall penetration designed for reliable, long-lasting pool installations. Crafted in the USA for professionals and DIY enthusiasts alike, this grey wall fitting offers versatile dual-connection options to simplify your build, retrofit, or upgrade projects.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e4\" diameter body\u003c\/b\u003e: A sturdy wall penetration built to withstand regular pool use and maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDual-connection configuration\u003c\/b\u003e: 2\" male pipe thread (MPT) end and 1-1\/2\" slip end for flexible piping integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2-3\/8\" hub size (HS)\u003c\/b\u003e: Ensures a secure, precise fit within standard wall assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGrey finish\u003c\/b\u003e: Subtle, pool-friendly color that blends with surroundings while maintaining accessibility for service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAmerican-made\u003c\/b\u003e: Manufactured in the USA to ensure consistent quality and durable performance over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModel\/Part Number\u003c\/b\u003e: 420T15S103 (MPN 42OT15S101)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe AquaStar wall fitting is ideal for new builds, renovations, and upgrades where a dependable, easy-to-install wall connection is essential. Whether you’re tying into a threaded line or transitioning to a slip connection, this fitting reduces the need for extra adapters and helps deliver a clean, professional finish to your pool shell. Built to endure and designed for straightforward installation, it supports reliable operation and a lasting, trouble-free service life.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003eAquaStar Wall Fitting [4\" Diameter] [2-3\/8\" HS, 2\" MPT-1-1\/2\" Slip] [Grey] (420T15S103) is engineered to deliver reliable, long‑lasting performance in pool installations. Designed and manufactured solely in the USA, AquaStar Pool Products exemplify a commitment to quality, durability, and a look that complements any pool interior. This wall fitting embodies AquaStar’s promise of dependable, American‑made performance, designed to provide the very best look, feel and functionality.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e4\" diameter body\u003c\/strong\u003e for a robust, durable wall penetration that stands up to regular pool use.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual-connection configuration\u003c\/strong\u003e with a 2\" male pipe thread (MPT) end and a 1-1\/2\" slip end, offering flexible integration with common piping setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-3\/8\" hub size (HS)\u003c\/strong\u003e to ensure a secure fit within standard wall assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGrey finish\u003c\/strong\u003e designed to blend with pool surroundings while maintaining visibility for service access.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmerican-made quality\u003c\/strong\u003e – part of AquaStar’s USA‑built, long‑lasting pool products lineup.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cp\u003eProfessionals and DIY enthusiasts working on new pool builds, renovations, or upgrades where a dependable wall fitting is required. Whether you’re tying into a threaded line or transitioning to a slip connection, this AquaStar wall fitting provides a reliable, project‑friendly solution that reduces the need for multiple parts and adapters.\u003c\/p\u003e \u003ch3\u003eWhy choose AquaStar\u003c\/h3\u003e\n\u003cp\u003eChoosing AquaStar means opting for durability, consistent performance, and a finish that ages well in pool environments. With a strong American manufacturing backbone, this wall fitting reflects AquaStar’s dedication to quality control and dependable operation across the life of your pool system.\u003c\/p\u003e \u003ch3\u003eInstallation and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify piping compatibility: one end accepts 2\" MPT threads, while the opposite end uses a 1-1\/2\" slip connection.\u003c\/li\u003e \u003cli\u003eFor MPT connections, apply appropriate thread sealant or Teflon tape to ensure a watertight seal.\u003c\/li\u003e \u003cli\u003eFor slip connections, use standard PVC cement and ensure proper alignment before curing.\u003c\/li\u003e \u003cli\u003ePosition the hub size (2-3\/8\") to align with your existing wall aperture for a snug, leak-resistant fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the AquaStar Wall Fitting, you get a purpose‑built, American‑made solution designed to simplify installations while delivering dependable performance and a professional, finished look for your pool project.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"AquaStar Pool Products","offers":[{"title":"Default Title","offer_id":40241256333354,"sku":"420T15S103","price":18.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/55-300-1012_XL.jpg?v=1769976077","url":"https:\/\/bathparts.com\/en-um\/products\/aquastar-wall-fitting-4-inch-diameter-with-2-3-8-inch-hs-and-2-inch-mpt-1-1-2-inch-slip-grey-420t15s103","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}