--- product_id: 732591126 title: "Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5)" brand: "fluidmaster" price: "E£ 1077" currency: EGP in_stock: false url: https://www.desertcart.com.eg/products/732591126-fluidmaster-385-toilet-replacement-cap-assembly-for-400a-fill-valves store_origin: EG region: Egypt --- # Optimized water control Universal 400A valve fit DIY-friendly install Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) **Brand:** fluidmaster **Price:** E£ 1077 **Availability:** ❌ Out of Stock ## Summary > 🚽 Upgrade your flush game with sleek, leak-proof precision! ## Quick Answers - **What is this?** Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) by fluidmaster - **How much does it cost?** E£ 1077 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/732591126-fluidmaster-385-toilet-replacement-cap-assembly-for-400a-fill-valves) ## Best For - fluidmaster enthusiasts ## Why This Product - Trusted fluidmaster brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Value Pack of 5:** Stock up and save with multiple caps for all your maintenance needs - • **Quick DIY Installation:** User-friendly design with clear instructions—no plumber needed - • **Efficient Leak Prevention:** Engineered to fix leaks and optimize water flow for savings - • **Durable & Sleek Black Finish:** Built to last with a modern aesthetic that elevates your bathroom - • **Seamless Universal Compatibility:** Fits all 400A fill valves for hassle-free upgrades ## Overview The Fluidmaster 385 Toilet Replacement Cap Assembly is a durable, black-finished cap designed to fit 400A fill valves universally. Measuring 4.75 x 3.75 x 1.47 inches, it ensures efficient water control and leak prevention. Easy to install with DIY-friendly instructions, this pack of five offers long-lasting performance and modern style for your bathroom plumbing needs. ## Description Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4. 75 x 3. 75 x 1. 47 ## Features - The information below is per-pack only - Universal Compatibility: The Fluidmaster 385 Toilet Replacement Cap Assembly is designed to seamlessly replace the cap of 400A Fill Valves, ensuring compatibility with a wide range of toilets. - Durable Construction: Crafted with precision and durability in mind, this replacement cap assembly is built to withstand the rigors of daily use, providing long-lasting performance and reliability. - Enhanced Aesthetics: With its sleek black finish, the 4.75 x 3.75 x 1.47-inch cap assembly not only serves a functional purpose but also adds a touch of modern elegance to your bathroom. - Efficient Water Control: Experience improved water control and efficient filling with the Fluidmaster 385. The cap assembly ensures optimal functioning of the 400A Fill Valve. - DIY-Friendly Installation: Designed for easy installation, this replacement cap assembly comes with user-friendly instructions, making it a perfect choice for DIY enthusiasts. - Includes seal - Easily installs onto fill valve - Fixes leaks at cap - 1 year warranty ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CVJ179CT | | Best Sellers Rank | #506,919 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #796 in Toilet Flush Valves | | Brand Name | Fluidmaster | | Customer Reviews | 4.6 4.6 out of 5 stars (294) | | Exterior Finish | Black coated | | Included Components | Toilet Repairs | | Inlet Connection Size | 1.5 inches | | Inlet Connection Type | National Pipe Tapered | | Item Dimensions | 3.75 x 4.75 x 1.47 inches | | Item Type Name | Fluidmaster 385 Toilet Fill Valve Replacement Cap Assembly for 400A Fill Valves, Black | | Item Weight | 3.2 ounces | | Manufacturer | Fluidmaster, Inc. | | Manufacturer Part Number | 385 | | Manufacturer Warranty Description | 1 year warranty against manufacturer defect | | Material Type | Plastic | | Model Number | 385 | | Number of Items | 5 | | Number of Ports | 2 | | Outlet Connection Size | 1.5 inches | | Outlet Connection Type | NPT | | Set Name | Fluidmaster 385 Toilet Replacement Cap Assembly Set (5 Piece) | | Size | 4.75 x 3.75 x 1.47" (Pack of 5) | | Valve Type | Float Valve | ## Product Details - **Brand:** Fluidmaster - **Exterior Finish:** Black coated - **Inlet Connection Size:** 1.5 inches - **Inlet Connection Type:** National Pipe Tapered - **Item dimensions L x W x H:** 3.75 x 4.75 x 1.47 inches - **Manufacturer:** Fluidmaster, Inc. - **Material:** Plastic - **Number of Ports:** 2 - **Outlet Connection Size:** 1.5 inches - **Outlet Connection Type:** NPT ## Images ![Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Image 1](https://m.media-amazon.com/images/I/51Si2qWYNQL.jpg) ![Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Image 2](https://m.media-amazon.com/images/I/31p0YPrQb3L.jpg) ![Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Image 3](https://m.media-amazon.com/images/I/51ncGSRfxoL.jpg) ![Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Image 4](https://m.media-amazon.com/images/I/31P6C5HeMlL.jpg) ![Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Image 5](https://m.media-amazon.com/images/I/51DL8ne3jUL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Fluidmaster 385 Toilet Replacement Cap Assembly for 400A Fill Valves, Black, 4.75 x 3.75 x 1.47 (Pack of 5) - Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor - Korky 100BP Ultra High Performance Flapper Fits Most Toilets - Long Lasting Rubber - Easy to Install - Made in USA, Small, Red,1 Pack --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.eg/products/732591126-fluidmaster-385-toilet-replacement-cap-assembly-for-400a-fill-valves](https://www.desertcart.com.eg/products/732591126-fluidmaster-385-toilet-replacement-cap-assembly-for-400a-fill-valves) --- *Product available on Desertcart Egypt* *Store origin: EG* *Last updated: 2026-10-01*