how do you determine if 1.6gpf or 3.5gpf or other?

If you look on the top cap it should say. WS1 is1.6gal, WS is 3.5gal, and FF is Full Flush- 4.5 gal

what's the different between zurn p6000-eca and zurn p6000-ecr?

Zurn P6000-ECR-WS1-RK is the diaphragm kit for our Aquaflush line : https://www.zurn.com/products/repair-parts/finish-plumbing/flush-valves/manual/parts-by-category/diaphragm-kits/p6000-eca-ws1 The P6000-ECR-WS1-RK is the diaphragm kit for Zurn’s AquaVantage valves: https://www.zurn.com/products/repair-parts/finish-plumbing/flush-valves/manual/parts-by-category/diaphragm-kits/p6000-ecr-ws1

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Zurn AquaFlush Closet Rebuild Kit, P6000-ECR-WS1-RK, 1.6 gpf, Diaphragm Rebuild Kit

Zurn AquaFlush Closet Rebuild Kit, P6000-ECR-WS1-RK, 1.6 gpf, Diaphragm Rebuild Kit

Product ID: 201203463

Details

Brand
Zurn
Exterior finish
Plastic
Global Trade Identification Number
Inlet connection size
1.6 Inches
Inlet connection type
National Pipe
Item dimensions L x W x H
7.6 x 7.6 x

🔧Universal NPT 1.6-inch connections

🚿1.6 GPF ultra-efficient flush

⚙️Precision diaphragm rebuild kit

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Description

🚀 Upgrade your flush game — efficiency meets precision!

UNIVERSAL COMPATIBILITY - Fits Zurn AquaVantage, AquaFlush, and Sloan Royal/Regal valve bodies for versatile, hassle-free upgrades.
TRUSTED QUALITY RATINGS - Join over 300 satisfied users with a stellar 4.7-star rating, ensuring dependable performance every flush.
ECO SMART FLUSH EFFICIENCY - Save water without sacrificing performance with the 1.6 gallons per flush rating, meeting WaterSense standards.
COMPACT LIGHTWEIGHT DESIGN - At just 36 grams and 7.6 cm³, this kit is easy to handle and install, perfect for busy professionals.
PRECISION ENGINEERED DIAPHRAGM - Experience reliable, leak-free operation with a high-quality diaphragm designed for seamless valve rebuilds.

The Zurn AquaFlush Closet Rebuild Kit P6000-ECR-WS1-RK is a compact, precision-engineered diaphragm rebuild kit designed for 1.6 gallons per flush toilets. Compatible with Zurn AquaVantage, AquaFlush, and Sloan Royal/Regal valve bodies, it features universal 1.6-inch NPT connections and meets WaterSense specifications, delivering reliable, water-efficient performance backed by a 4.7-star customer rating.

Specifications

ASIN	B000M2UDGC
Brand	Zurn
Customer Reviews	4.7 4.7 out of 5 stars (315)
Exterior Finish	Plastic
Global Trade Identification Number	00670240553880
Inlet Connection Size	1.6 Inches
Inlet Connection Type	National Pipe Tapered
Item Dimensions	7.6 x 7.6 x 7.6 centimetres
Item Weight	0.08 Pounds
Manufacturer	Zurn
Model Number	P6000-ECR-WS1-RK
Number of Items	1
Outlet Connection Size	1.6 Inches
Outlet Connection Type	NPT
Part Number	P6000-ECR-WS1-RK
Size	1.6 gpf
Specification Met	WaterSense
Thread Type	NPT
UPC	251171306198 251171306914 670240553880
Unit Count	1.0 count
Valve Type	flush valve

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71723CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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