BLACK FRIDAY: Save Big on Thousands Products! Shop Now
BLACK FRIDAY: Use Promo Code FLASH 24 with Select Products. Shop Now
FREE Standard Delivery on all +$49* purchases Learn more
November 14 to 15 SAVE MORE ! Get up to 150$* off with the code: PROMO1415 Shop Now
Holidays Are Coming: Find the Perfect Gift Today! Shop Now
RONA CELEBRATING 85 YEARS! Celebrate & Shop Now!
RÉNO-DÉPÔT is Now RONA+ Learn more
NEW! Discover our Tilley Tuff workwear brand Shop Now
November 11: 10% discount for military personnel and veterans - In-store only. Find a store
TODAY - Online Only: Save the Tax with a purchase of $250+ Shop Now
Get Ready for the Holiday: All your Essentials in one place. Shop Now
Saturday, December 7: Join us in-store for our Christmas workshop for kids! Learn more
Back
Popular categories
Departments
Back
Promotions All our offers
Back
Flyer
Back
DIY Projects & Ideas DIY Projects & Ideas
Back
Installation Services Project type

Water Heaters - Parts and Accessories (97)

Refine Results

Water Heaters - Parts and Accessories - 97

clear all

Brand

Rating

Price Range

Venting Type

Product availability

Voltage

Refine by Tank Capacity

Commercial/Residential

More ways to shop

Warranty

Size - Length

Bluetooth compatibility

Wi-Fi Compatibility

Height (Inches)

Width (in)

Maximum Gallons Per Minute

Installation Location

Mobile Home Compatible

BTU Rating (Gas Heaters)

Energy Star

EnergyStar Certified

Freeze Protection

Z-Vent 3-in Horizontal Vent Kit for Gas Tankless Water Heaters icon-wishlist
Z-FLEX
Z-Vent 3-in Horizontal Vent Kit for Gas Tankless Water Heaters
★★★★★ ★★★★★
0
(0)
$ 404 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 3-in x 3-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in x 3-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 140 Each
 
Online Only
Delivery
Add to Cart
Rinnai 2 to 4-in Water Heather Termination Kit - Plastic - 21-in icon-wishlist
RINNAI
Rinnai 2 to 4-in Water Heather Termination Kit - Plastic - 21-in
★★★★★ ★★★★★
0
(0)
$ 138 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 4-in Stainless Steel Water Heater Vertical Drain Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in Stainless Steel Water Heater Vertical Drain Pipe
★★★★★ ★★★★★
0
(0)
$ 152 Each
 
Online Only
Delivery
Add to Cart
Paragon Pro-temp Plus Series 3/4 po Universal Brass Water Heater Isolation Valve Service Kit icon-wishlist
PARAGON
Paragon Pro-temp Plus Series 3/4 po Universal Brass Water Heater Isolation Valve Service Kit
★★★★★ ★★★★★
0
(0)
129 . 99
 
Online Only
Delivery
Add to Cart
Eccotemp Tankless 4-in Stainless Steel Vertical Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp Tankless 4-in Stainless Steel Vertical Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 359 Each
 
Online Only
Delivery
Add to Cart
Rinnai 2-in Flex Connector Installation Kit for Water Heater - Plastic icon-wishlist
RINNAI
Rinnai 2-in Flex Connector Installation Kit for Water Heater - Plastic
★★★★★ ★★★★★
0
(0)
44 . 99 Each
 
Online Only
Delivery
Add to Cart
Watts Vacuum Relief Valve - Brass - 200-PSI - 1/2-in dia icon-wishlist
WATTS
Watts Vacuum Relief Valve - Brass - 200-PSI - 1/2-in dia
★★★★★ ★★★★★
0
(0)
25 . 99 Each
5 in Store
Pick-Up Today
Delivery
Add to Cart
Z-Flex Z-Vent 4-in 90° Stainless Steel Elbow icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in 90° Stainless Steel Elbow
★★★★★ ★★★★★
0
(0)
$ 162 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 4-in x 4-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in x 4-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 249 Each
 
Online Only
Delivery
Add to Cart
Oatey Water Heater Pan - Plastic - Black - 24-in dia icon-wishlist
OATEY
Oatey Water Heater Pan - Plastic - Black - 24-in dia
★★★★★ ★★★★★
4.7
(3)
17 . 79 Each
 
Details
Z-Flex Z-Vent 3-in x 1.5-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in x 1.5-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 70 Each
 
Online Only
Delivery
Add to Cart
Square Flange Element - 800 W - 240 V icon-wishlist
GIANT
Square Flange Element - 800 W - 240 V
★★★★★ ★★★★★
0
(0)
33 . 29 Each
 
Details
Z-Flex Z-Vent 4-in Stainless Steel Water Heater Horizontal Drain Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in Stainless Steel Water Heater Horizontal Drain Pipe
★★★★★ ★★★★★
0
(0)
$ 152 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 2.5-in to 3-in Stainless Steel Vent Adapter icon-wishlist
Z-FLEX
Z-Flex Z-Vent 2.5-in to 3-in Stainless Steel Vent Adapter
★★★★★ ★★★★★
0
(0)
$ 60 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 3-in x 4-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in x 4-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 187 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 3-in x 5-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in x 5-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 221 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 3-in Adjustable Wall Thimble 7-13-in icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in Adjustable Wall Thimble 7-13-in
★★★★★ ★★★★★
0
(0)
$ 91 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 3-in x 1-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 3-in x 1-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
0
(0)
$ 49 Each
 
Online Only
Delivery
Add to Cart
Tank Cushion icon-wishlist
TECHNOFLEX
Tank Cushion
★★★★★ ★★★★★
0
(0)
27 . 99 Each
18 in Store
Pick-Up Today
Delivery
Add to Cart
Z-Flex Z-Vent 4-in x 1.5-ft Stainless Steel Single Wall Pipe icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in x 1.5-ft Stainless Steel Single Wall Pipe
★★★★★ ★★★★★
5
(1)
$ 110 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 4-in Stainless Steel Tee Cap With Drain icon-wishlist
Z-FLEX
Z-Flex Z-Vent 4-in Stainless Steel Tee Cap With Drain
★★★★★ ★★★★★
0
(0)
$ 91 Each
 
Online Only
Delivery
Add to Cart
Rinnai 2-in Plastic Water Heater Termination Kit - Twin Pipe icon-wishlist
RINNAI
Rinnai 2-in Plastic Water Heater Termination Kit - Twin Pipe
★★★★★ ★★★★★
0
(0)
$ 132 Each
 
Online Only
Delivery
Add to Cart
Z-Flex Z-Vent 60-in Water Heater Drain Tube Kit icon-wishlist
Z-FLEX
Z-Flex Z-Vent 60-in Water Heater Drain Tube Kit
★★★★★ ★★★★★
0
(0)
$ 93 Each
 
Online Only
Delivery
Add to Cart
Z-Vent 3-in dia x 9-in L Stainless Steel Horizontal Drain Pipe icon-wishlist
Z-VENT
Z-Vent 3-in dia x 9-in L Stainless Steel Horizontal Drain Pipe
★★★★★ ★★★★★
0
(0)
$ 119
 
Online Only
Delivery
Add to Cart
Rinnai 2-in Tankless Gas Water Heater Vent Kit - Plastic - 79-in - 4/Pk icon-wishlist
RINNAI
Rinnai 2-in Tankless Gas Water Heater Vent Kit - Plastic - 79-in - 4/Pk
★★★★★ ★★★★★
0
(0)
$ 158 Each
 
Online Only
Delivery
Add to Cart
Eccotemp Tankless 3-in Stainless Steel Vertical Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp Tankless 3-in Stainless Steel Vertical Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 344 Each
 
Online Only
Delivery
Add to Cart
Rinnai 2-in Water Heater Termination Kit - Plastic icon-wishlist
RINNAI
Rinnai 2-in Water Heater Termination Kit - Plastic
★★★★★ ★★★★★
0
(0)
$ 300 Each
 
Online Only
Delivery
Add to Cart
Rinnai 4-Pack Tankless Gas Plastic Water Heater Vent Kit icon-wishlist
RINNAI
Rinnai 4-Pack Tankless Gas Plastic Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 115 Each
 
Online Only
Delivery
Add to Cart
Water Heater Screw Element 3000W 240V icon-wishlist
WHIRLPOOL
Water Heater Screw Element 3000W 240V
★★★★★ ★★★★★
0
(0)
38 . 89 Each
Available Nearby
Pick-Up
Details
Rinnai 2-in Condensing Fixing Clip for Tankless Water Heather - Metal - 10/pack icon-wishlist
RINNAI
Rinnai 2-in Condensing Fixing Clip for Tankless Water Heather - Metal - 10/pack
★★★★★ ★★★★★
0
(0)
54 . 99 Each
 
Online Only
Delivery
Add to Cart
Eccotemp EZ-Flush System Descaler Kit - 110 V Power Cord icon-wishlist
ECCOTEMP
Eccotemp EZ-Flush System Descaler Kit - 110 V Power Cord
★★★★★ ★★★★★
0
(0)
$ 249
 
Online Only
Delivery
Add to Cart
Waterline Relief Valve Drain Elbow - White - Plastic - 3/4-in H x 3/4-in W icon-wishlist
WATERLINE
Waterline Relief Valve Drain Elbow - White - Plastic - 3/4-in H x 3/4-in W
★★★★★ ★★★★★
0
(0)
7 . 49 Each
3 in Store
Pick-Up Today
Delivery
Add to Cart
Onsen 3-in Aluminum Insulated Flexible Fresh Air Intake Kit icon-wishlist
ONSEN
Onsen 3-in Aluminum Insulated Flexible Fresh Air Intake Kit
★★★★★ ★★★★★
0
(0)
$ 99
 
Online Only
Delivery
Add to Cart
Onsen ½ Water Hose Kit for Portable Tankless Water Heater, Pump and Accumulator icon-wishlist
ONSEN
Onsen ½ Water Hose Kit for Portable Tankless Water Heater, Pump and Accumulator
★★★★★ ★★★★★
0
(0)
$ 49
 
Online Only
Delivery
Add to Cart
Eccotemp Spray Showerhead Set with Magnetic Mount and 5-ft Hose icon-wishlist
ECCOTEMP
Eccotemp Spray Showerhead Set with Magnetic Mount and 5-ft Hose
★★★★★ ★★★★★
0
(0)
$ 79
 
Online Only
Delivery
Add to Cart
RINNAI Matsui Plumbing Isolation Valve Kit icon-wishlist
RINNAI
RINNAI Matsui Plumbing Isolation Valve Kit
★★★★★ ★★★★★
0
(0)
$ 140
 
Online Only
Delivery
Add to Cart
Onsen ½ Water Hose Kit for Portable Tankless Water Heater and Pump icon-wishlist
ONSEN
Onsen ½ Water Hose Kit for Portable Tankless Water Heater and Pump
★★★★★ ★★★★★
0
(0)
$ 39
 
Online Only
Delivery
Add to Cart
Eccotemp Service Valve Kit (Jomar+EZ Flush) icon-wishlist
ECCOTEMP
Eccotemp Service Valve Kit (Jomar+EZ Flush)
★★★★★ ★★★★★
0
(0)
$ 349
 
Online Only
Delivery
Add to Cart
Eccotemp 3-in dia Vertical Stainless Steel Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp 3-in dia Vertical Stainless Steel Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 399
 
Online Only
Delivery
Add to Cart
Eccotemp 3/4-in Service Valve Kit (Lead Free) by Jomar icon-wishlist
ECCOTEMP
Eccotemp 3/4-in Service Valve Kit (Lead Free) by Jomar
★★★★★ ★★★★★
0
(0)
$ 169
 
Online Only
Delivery
Add to Cart
Eccotemp 3-in dia Horizontal Stainless Steel Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp 3-in dia Horizontal Stainless Steel Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 459
 
Online Only
Delivery
Add to Cart
Eccotemp Tankless 4-in Stainless Steel Horizontal Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp Tankless 4-in Stainless Steel Horizontal Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 389 Each
 
Online Only
Details
Watts L1170 Temperature Control Valve - Brass - 3/4-in icon-wishlist
WATTS
Watts L1170 Temperature Control Valve - Brass - 3/4-in
★★★★★ ★★★★★
0
(0)
$ 183 Each
 
Details
Large Square Flange Water Heater Gaskets - 2-Pack icon-wishlist
GSW
Large Square Flange Water Heater Gaskets - 2-Pack
★★★★★ ★★★★★
0
(0)
28 . 89 Each
 
Details
Eccotemp 4-in dia Horizontal Stainless Steel Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp 4-in dia Horizontal Stainless Steel Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 469
 
Online Only
Details
Eccotemp Tankless 3-in Stainless Steel Horizontal Water Heater Vent Kit icon-wishlist
ECCOTEMP
Eccotemp Tankless 3-in Stainless Steel Horizontal Water Heater Vent Kit
★★★★★ ★★★★★
0
(0)
$ 459 Each
 
Online Only
Details
Rinnai 2 to 4-in Water Heather Termination Kit - Plastic - 12-in icon-wishlist
RINNAI
Rinnai 2 to 4-in Water Heather Termination Kit - Plastic - 12-in
★★★★★ ★★★★★
0
(0)
$ 132 Each
 
Online Only
Details