Free shipping on orders over $99
●
Your Zip:
20147
ORDER STATUS
Your Zip:
20147
HELP
MENU
CONTACT & SUPPORT
Live Chat: Online Now
SIGN IN
0
CART
×
SIGN IN
Shop by Category
Plumbing
Heating
HVAC
Electrical
PEX
Fittings
Valves
Tools
Resources
Our Team
Account
Order History
Returns
Customer Support
Give Us Feedback
Tools
Reorder
Quick Order
Saved Carts
Lists
Resources
PEX Plumbing
PEX Tools
Radiant Heat
Boiler Room
Plumbing Supplies
Air Conditioning
Video Library
Project Calculators
Find Parts For Your Unit
Filters
Hide Filters
141 items
Reset
SORT
Top Sellers
Default
Price ▲
Price ▼
Product Availability
–
Show In Stock Only</strong> Filter (10)
Show
In Stock Only
(10)
Brand
–
Amtrol Filter (31)
Amtrol (31)
Burnham Filter (15)
Burnham (15)
Viessmann Filter (47)
Viessmann (47)
Weil-McLain Filter (48)
Weil-McLain (48)
Used With
–
AL27SL Filter (1)
AL27SL (1)
AL35SL Filter (1)
AL35SL (1)
AL50SL Filter (1)
AL50SL (1)
Amtrol CH-41 Series Filter (1)
Amtrol CH-41 Series (1)
Amtrol CH-41Z Filter (2)
Amtrol CH-41Z (2)
Amtrol CH-80 Series Filter (1)
Amtrol CH-80 Series (1)
Amtrol CH-80Z Filter (2)
Amtrol CH-80Z (2)
Amtrol DC-120DW Filter (1)
Amtrol DC-120DW (1)
Amtrol DC-80 Filter (1)
Amtrol DC-80 (1)
Amtrol TD-80 Filter (2)
Amtrol TD-80 (2)
See More
Review Score
–
5 Filter (9)
(9)
4 Filter (1)
(1)
Price Range
–
Under $1 Filter (1)
Under $1 (1)
$1 to $5 Filter (2)
$1 to $5 (2)
$5 to $10 Filter (13)
$5 to $10 (13)
$10 to $15 Filter (4)
$10 to $15 (4)
$15 to $20 Filter (5)
$15 to $20 (5)
$20 to $25 Filter (4)
$20 to $25 (4)
$25 to $30 Filter (2)
$25 to $30 (2)
$30 to $35 Filter (3)
$30 to $35 (3)
$35 to $40 Filter (2)
$35 to $40 (2)
$40 to $45 Filter (6)
$40 to $45 (6)
See More
Home
Plumbing Supplies
Water Heaters
Indirect Water Heater Parts and Accessories
Indirect Water Heater Parts and Accessories
Need a little help?
View our Resources
141 items
FILTER
Grid
List
Sort: Top Sellers
Resources
Videos
Articles
Videos
See all
Types of Water Heaters
Articles
More About Indirect Water Heater Parts and Accessories
–
This category contains an assortment of accessories and parts that apply to indirect water heaters manufactured by a variety of manufacturers.
Questions?
Open Now:
8am–7:45pm
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
Est. wait:
3 min
Est. wait:
5+ min
Est. wait:
1 min
Response
by Wed
or check out our
Support Center
396411 Compare Checkbox
Compare
SmartControl w/ Thermistor
SKU:
396411
Amtrol
SKU:
396411
Brand:
Amtrol
(30)
–
+
$349.95
each
ADD TO CART
Add to List
In Stock
Get 13 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 13 by
Wed, Nov 13
More Available
Inventory Details
Add to List
2704-093 Compare Checkbox
Compare
Aquastat/Thermostat
SKU:
2704-093
Amtrol
SKU:
2704-093
Brand:
Amtrol
(30)
–
+
$154.37
each
ADD TO CART
Add to List
In Stock
Get 1 by
Thu, Nov 14
More Available
Inventory Details
In Stock
Get 1 by
Thu, Nov 14
More Available
Inventory Details
Add to List
2500-218 Compare Checkbox
Compare
Flange Gaskets
SKU:
2500-218
Amtrol
SKU:
2500-218
Brand:
Amtrol
(10)
–
+
$11.07
each
ADD TO CART
Add to List
In Stock
Get 21 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 21 by
Wed, Nov 13
More Available
Inventory Details
Add to List
633-900-130 Compare Checkbox
Compare
Residential Thermostat (Aquastat) Kit for Weil McLain Indirect and Gold Plus Water Heaters
SKU:
633-900-130
Weil-McLain
SKU:
633-900-130
Brand:
Weil-McLain
(34)
–
+
$169.20
each
ADD TO CART
Add to List
In Stock
Get 7 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 7 by
Wed, Nov 13
More Available
Inventory Details
Add to List
2704-259 Compare Checkbox
Compare
Thermistor
SKU:
2704-259
Amtrol
SKU:
2704-259
Brand:
Amtrol
(4)
–
+
$46.74
each
ADD TO CART
Add to List
In Stock
Get 15 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 15 by
Wed, Nov 13
More Available
Inventory Details
Add to List
633-900-102 Compare Checkbox
Compare
Thermostat w/ Cover Plate Kit for Water Heater
SKU:
633-900-102
Weil-McLain
SKU:
633-900-102
Brand:
Weil-McLain
(3)
–
+
$261.77
each
ADD TO CART
Add to List
In Stock
Get 7 by
Thu, Nov 14
More Available
Inventory Details
In Stock
Get 7 by
Thu, Nov 14
More Available
Inventory Details
Add to List
2500-178 Compare Checkbox
Compare
Top Outlet for O-Ring
SKU:
2500-178
Amtrol
SKU:
2500-178
Brand:
Amtrol
–
+
$1.19
each
ADD TO CART
Add to List
In Stock
Get 4 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 4 by
Wed, Nov 13
More Available
Inventory Details
Add to List
2700-924 Compare Checkbox
Compare
Well Assembly for Aquastat/Thermostat
SKU:
2700-924
Amtrol
SKU:
2700-924
Brand:
Amtrol
(7)
–
+
$85.32
each
ADD TO CART
Add to List
In Stock
Get 2 by
Wed, Nov 13
More Available
Inventory Details
In Stock
Get 2 by
Wed, Nov 13
More Available
Inventory Details
Add to List
633-500-038 Compare Checkbox
Compare
3/4" Temperature/Pressure Relief Valve
SKU:
633-500-038
Weil-McLain
SKU:
633-500-038
Brand:
Weil-McLain
(2)
–
+
$71.54
each
ADD TO CART
Add to List
In Stock
Get 1 by
Wed, Nov 13
In Stock
Get 1 by
Wed, Nov 13
Add to List
2704-392 Compare Checkbox
Compare
Z Control Retrofit Kit
SKU:
2704-392
Amtrol
SKU:
2704-392
Brand:
Amtrol
(2)
–
+
$315.62
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
9340R160 Compare Checkbox
Compare
Bottom Drain Assembly (fittings included)
SKU:
9340R160
Amtrol
SKU:
9340R160
Brand:
Amtrol
–
+
$105.00
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
383-700-214 Compare Checkbox
Compare
Sensor Well - Bottom
SKU:
383-700-214
Weil-McLain
SKU:
383-700-214
Brand:
Weil-McLain
–
+
$49.86
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
393107 Compare Checkbox
Compare
T&P Safety Relief Valve
SKU:
393107
Amtrol
SKU:
393107
Brand:
Amtrol
–
+
$49.66
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
101484-01 Compare Checkbox
Compare
TPP Coil for AL27SL, AL35SL & AL50SL
SKU:
101484-01
Burnham
SKU:
101484-01
Brand:
Burnham
–
+
$836.80
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7219579 Compare Checkbox
Compare
Sensor Well, 1/2" x 400mm
SKU:
7219579
Viessmann
SKU:
7219579
Brand:
Viessmann
–
+
$167.55
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7824731 Compare Checkbox
Compare
Insulation Ring
SKU:
7824731
Viessmann
SKU:
7824731
Brand:
Viessmann
–
+
$23.52
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
383-700-213 Compare Checkbox
Compare
Sensor Well - Top Sensor
SKU:
383-700-213
Weil-McLain
SKU:
383-700-213
Brand:
Weil-McLain
–
+
$56.82
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7819689 Compare Checkbox
Compare
Sensor Mounting Hardware
SKU:
7819689
Viessmann
SKU:
7819689
Brand:
Viessmann
–
+
$30.16
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
2775-84 Compare Checkbox
Compare
Heat Exchanger Replacement Kit for WHS-60ZC-DW & WHS-80ZC-DW Models
SKU:
2775-84
Amtrol
SKU:
2775-84
Brand:
Amtrol
–
+
$3,225.62
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
2700-635 Compare Checkbox
Compare
Top Outlet (Outlet "T" Package)
SKU:
2700-635
Amtrol
SKU:
2700-635
Brand:
Amtrol
–
+
$109.99
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7865171 Compare Checkbox
Compare
Temperature & Pressure Relief Valve (Conbr.) 3/4" 150PSI
SKU:
7865171
Viessmann
SKU:
7865171
Brand:
Viessmann
–
+
$145.95
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7823574 Compare Checkbox
Compare
Top Panel
SKU:
7823574
Viessmann
SKU:
7823574
Brand:
Viessmann
–
+
$197.55
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
7823575 Compare Checkbox
Compare
Top Panel
SKU:
7823575
Viessmann
SKU:
7823575
Brand:
Viessmann
–
+
$221.22
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
633-500-024 Compare Checkbox
Compare
Top Plastic Cap Replacement Kit
SKU:
633-500-024
Weil-McLain
SKU:
633-500-024
Brand:
Weil-McLain
–
+
$57.84
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
2702R002 Compare Checkbox
Compare
Heat Exchanger Replacement Kit for CH-80Z Model
SKU:
2702R002
Amtrol
SKU:
2702R002
Brand:
Amtrol
–
+
$1,046.41
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
634-200-216 Compare Checkbox
Compare
Jacket Bottom
SKU:
634-200-216
Weil-McLain
SKU:
634-200-216
Brand:
Weil-McLain
–
+
$37.84
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
562-248-756 Compare Checkbox
Compare
Grommet, 1.22" OD
SKU:
562-248-756
Weil-McLain
SKU:
562-248-756
Brand:
Weil-McLain
–
+
$7.53
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
2775-454 Compare Checkbox
Compare
Commercial Aquastat
SKU:
2775-454
Amtrol
SKU:
2775-454
Brand:
Amtrol
–
+
$224.56
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
108979-01 Compare Checkbox
Compare
Steel Plate - 8.15"
SKU:
108979-01
Burnham
SKU:
108979-01
Brand:
Burnham
–
+
$87.66
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
633-500-025 Compare Checkbox
Compare
Top Plastic Cap Replacement Kit
SKU:
633-500-025
Weil-McLain
SKU:
633-500-025
Brand:
Weil-McLain
–
+
$148.44
each
ADD TO CART
Add to List
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Backorder
Get it by
Thu, Dec 12 - Mon, Jan 13
Add to List
633-500-135 Compare Checkbox
Compare