Products
Products
Manufacturers
Suppliers
Regional supplies
What are you looking for?
Search
Sign in
Sign up
All categories
Featured selections
Top ranking
New arrivals
Top deals
Sample Center
Online Trade Show
Tips
LIVE
Global suppliers
Order protections
Enjoy protection from payment to delivery.
Learn more
Safe & easy payments
Money-back policy
Shipping & logistics services
After-sales protections
Source smarter with
Leverage AI to find the perfect product match in seconds
Matches from over
100 million products
with precision
Handles queries
3 times as complex
in half the time
Verifies and cross-validates
product information
Buyer Central
Get started
What is Alibaba.com
Why Alibaba.com
How sourcing works
Membership program
Trade services
Order protections
Logistics Services
Letter of Credit
Production monitoring & inspection services
Resources
Success stories
Blogs
Industry reports
Help Center
Webinars
Overview
Meet the peers
Ecommerce Academy
How to source on Alibaba.com
Help Center
For buyers
For suppliers
Open a dispute
Report IPR infringement
Report abuse
Get the app
Get the Alibaba.com app
Find products, communicate with suppliers, and manage and pay for your orders with the Alibaba.com app anytime, anywhere.
Learn more
Become a supplier
For suppliers based outside of Mainland China
For suppliers based in Mainland China
Partner Program
Cooig
Tools & Hardware
Valves
Valves
Check valves
Check valve for water heater
(1118 products available)
Previous slide
Next slide
1/2 Inch NPT Thread Brass Non Return One Way
Check
Valve
Female to Male
Check
Valve
for
Water
Heater
Ready to Ship
$1.39-1.99
Shipping per piece: $0.29
Min. Order: 500 pieces
Previous slide
Next slide
1/2" Female To Male Brass Nickel Plated Electric
Water
Heater
Pressure Relief
Check
Valve
$1.52-2.06
$1.55-2.10
-2%
Shipping per piece: $0.82
Min. Order: 50 pieces
Previous slide
Next slide
THERMOSTATIC MIXING
VALVE
WITH
CHECK
VALVE
Solar
Water
Heater
Parts
$10.00-20.00
Min. Order: 5 pieces
Previous slide
Next slide
Meishuo FPD360F6 12v 24v Mini One Way Stainless Steel Inlet
Check
Valve
for
Water
Solar
Heater
$4.00-4.50
Min. Order: 100 pieces
Previous slide
Next slide
Thickened 304 Stainless Steel Angle
Valve
3 Way Corner
Valve
Water
Heater
Check
Valve
Ready to Ship
$1.99-3.50
Shipping per piece: $49.52
Min. Order: 1 set
Previous slide
Next slide
Gun Gray All Copper Thickened Angle
Valve
Household
Water
Heater
Hot and Cold Faucet Toilet
Check
Angle
Valve
Ready to Ship
$0.80
Shipping per piece: $0.44
Min. Order: 600 pieces
Previous slide
Next slide
Temperature and Pressure Relief Custom Micro Silicone Rubber Duckbill
Check
Valve
for
Solar
Water
Heater
$0.09-0.50
Shipping per piece: $1.07
Min. Order: 1000 pieces
Previous slide
Next slide
Cheap 1/2 Nickel Plated
Water
Heater
Brass Safety
Valve
Check
Valve
Pressure Relief
Valve
$0.72-0.74
Shipping per piece: $0.30
Min. Order: 3000 pieces
Previous slide
Next slide
Copper
Water
Heater
Safety
Valve
Electric & Manual Relief
Valve
Universal One-Way
Check
Valve
with Thickened Design
$2.35-2.99
Min. Order: 10 pieces
Popular in your industry
Garden Tools
Watch Repairing
Striking Tools
Welding & Soldering
Previous slide
Next slide
HKAA CNC Lathe Turning Machining Services Brass Fitting Parts Connector
for
Solar
Water
Heater
Pipe Fittings
Check
Gate
Valve
$1.80-6.90
Min. Order: 100 pieces
Previous slide
Next slide
CW617N Brass Pneumatic Safety Relief
Valve
Water
Heater
Pressure Relief
Check
Brass Plated Pressure
Valve
$4.00-6.00
Min. Order: 10 pieces
Related Searches:
check valve for solar water heater
water heater check valve
safety valve for water heater
safety valve for electric water heater
safety valve of electric water heater
way heat valve
water heater bypass valve
6v electric water valve
water heater brass safety valve
12v electric water valve
brass angle heat valve
electrical water heater safety valve
water heater actuator valve
butterfly heat valve
12v 1 electric water valve
Previous slide
Next slide
High-Flow Manual Switch All-Copper Angle
Valve
for
Cold Hot
Water
Submarine Gun Ash Toilet
Check
Valve
for
Water
Heater
Control
Ready to Ship
$5.39-10.78
Shipping per piece: $37.07
Min. Order: 50 pieces
Previous slide
Next slide
2024 Wholesale Brass
Valve
Large Flow Stop
Valve
Bathroom/ Toilet / Gas
Water
Heater
Check
Valve
Hot and Cold Switch
Valves
$3.80-4.60
Min. Order: 10 pieces
Previous slide
Next slide
TMOK 1/2" Nickle Pated Electric
Water
Heater
Temperature Pressure Relief
Valve
Brass Safety
Check
Valve
Ready to Ship
$0.95-0.99
Min. Order: 20 pieces
Previous slide
Next slide
Wholesale Angle
Valve
Stainless Steel
Water
Heater
Valve
Ready to Ship
$0.69-1.29
Shipping per piece: $1.73
Min. Order: 100 parcels
Previous slide
Next slide
DN15 Electric
Water
Heater
Spring Safety
Valve
Manual Air Energy Pressure Relief
Check
Valve
for
General Use
$0.80
Min. Order: 5000 pieces
Previous slide
Next slide
Factory Brass Male Female
Check
Valves
Plumbing Fitting Joint Pipe Connector Safety
Valve
for
Solar
Water
Heater
Ready to Ship
$1.69-1.79
Shipping per piece: $1.94
Min. Order: 10 pieces
Previous slide
Next slide
1/2 to 3/4 Full Bore Non-return
Check
Mini Safety
Valve
for
Solar
Water
Heater
$1.05-1.20
Min. Order: 500 bags
Previous slide
Next slide
Water
Heater
Service Gas Brass Ball
Valve
Ready to Ship
$0.88-1.20
Shipping per piece: $6.32
Min. Order: 50 pieces
Previous slide
Next slide
Pump Station
Check
Valve
for
Solar
Water
Heater
$10.00
Min. Order: 2 pieces
Previous slide
Next slide
High-quality Seat Lustrous Surface Brass Globe Industrial Fitting
Check
Water
Galvanized Stop Angle
Valve
Ready to Ship
$1.39-2.99
Shipping per piece: $0.21
Min. Order: 5000 pieces
Previous slide
Next slide
High Quality OEM Customized Service Metric Threaded Brass LPG
Valve
for
Gas Control Tankless
Water
Heater
Service
Valve
$1.20-2.50
Min. Order: 1 piece
Previous slide
Next slide
Brass G1/2" Dn15 0.7mpa Pressure Safety Relief
Valve
for
Electric
Water
Heater
Ready to Ship
$10.00
Shipping per piece: $9.24
Min. Order: 2 pieces
Previous slide
Next slide
IFAN Thermostatic Brass Radiator
Valve
Water
Heater
System
Valve
Temperature Control
Valve
$1.71-2.91
Min. Order: 1500 pieces
Previous slide
Next slide
Cast Iron
Water
Pump Spare Parts 4 Inch Bottom
Valve
Galvanized Steel
Check
Valve
$1.50-2.00
Min. Order: 50 pieces
Previous slide
Next slide
1/2 Inch Brass Exhaust
Valve
for
Solar
Water
Heater
Pressure Relief
Valves
$2.35-3.35
Min. Order: 100 pieces
Previous slide
Next slide
1/2in 3/4in Vertical
Check
Valve
Vacuum Negative Pressure & Solar
Heater
Relief
Valve
for
Hotel Use
$2.00-3.00
Min. Order: 1 piece
Previous slide
Next slide
Meishuo FPD360W
Check
Valve
Food Grade Mini 3/8" Quick Connect Plastic Solenoid
Valve
Water
24v
for
RO
Water
Purifier
$1.35-1.57
Min. Order: 100 pieces
Previous slide
Next slide
Check
Valve
Sweeping Robot 2-way Mini Micro Small
Valve
Water
air Gas
$0.45-0.60
Min. Order: 1000 pieces
Previous slide
Next slide
Brass Adjustable Inch Boiler Safety
Valve
for
Solar
Water
Heaters
With Pressure Relief
$0.99-2.00
Min. Order: 5000 pieces
Previous slide
Next slide
WNH-5 1/2" Brass Pressure Relief Safety
Valve
with Handle
for
Solar
Water
Heaters
$1.00-5.00
Shipping per piece: $37.28
Min. Order: 1 piece
Previous slide
Next slide
Oil Hydraulic
Check
Valve
Z2S10-1-3X
$98.00-100.00
Min. Order: 1 piece
Previous slide
Next slide
Wholesale Price 1/2 Angle
Valve
for
Water
Heater
Copper Materials 15mm Angle
Valve
Toilet Bathroom Accessories Brass Angle
Valve
$1.99-2.99
Min. Order: 10 pieces
Previous slide
Next slide
Zhejiang Factory 246 Type 1/2 Inch Air Release
Valve
Brass Safety Relief
Valve
for
Water
Heater
Boiler
$1.35
Shipping per piece: $0.15
Min. Order: 1000 pieces
Previous slide
Next slide
High Quality Stainless Steel Dual Plate butterfly
Check
Valve
$10.00
Min. Order: 10 pieces
Previous slide
Next slide
Wet Alarm
Valve
ZSFM Deluge
for
Fire Fighting System 6" Wet Alarm
Check
Valve
$130.00-150.00
Min. Order: 10 sets
Previous slide
Next slide
Thread Brass Vertical Spring
Check
Valve
JD-3002-1
Water
Valve
Pressure Washer
Check
Valve
$1.30-38.00
Min. Order: 1 set
Previous slide
Next slide
Custom Hvac
Water
Thermostat House Heating Trv Hydronic Radiator
Valve
$13.50-18.00
Shipping per piece: $6.11
Min. Order: 1000 pieces
Previous slide
Next slide
Factory Price
for
Brass
Check
Valve
$1.00-8.00
Min. Order: 1 piece
1
2
3
4
5
6
7
More pages
28
3
/
28
Top categories
Hand Tools
Power Tools
Welding & Soldering Supplies
Garden Tools
Abrasives
Machining
Hardware
Power Tool Accessories
Valves
Pumps & Parts
Tool Storage
Fasteners
Pneumatic Tools
Hydraulic Tools
Tool Parts
Drill Bits
Previous slide
Next slide