Tankless Installation Supplies

Stiebel Eltron 581331
$224.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

+ FREE Shipping
Stiebel Eltron 581331
Stiebel Eltron Tankless Water Heater House Pure Scale & Sediment Filter System
Add to List
Bosch 7709003574
$45.09 /each
-1%
Was $45.58
As low as: $41.93
Bundle item

Bundle Items & SAVE!

Add 9 : $43.29 ea. (4% off)
17+ : $41.93 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch 7709003574
Bosch Tankless Water Heater Indoor Freeze Protection Kit for 2400 ES
Add to List
Stiebel Eltron 540444
$121.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Stiebel Eltron 540444
Stiebel Eltron Tankless Water Heater Isolation Valve Kit w/3 Valves - Lead-Free Brass
Add to List
Bosch AQ4
$340.00 /each
-5%
Was $356.95
2

Double rewards

Purchase this item and earn Westside Dollars

+ FREE Shipping
Bosch AQ4
Bosch Tankless Water Heater Horizontal Vent Kit for 1600H & 1600P
Add to List
Rheem RTG20151D-1
$52.49 /each
As low as: $48.82
Bundle item

Bundle Items & SAVE!

Add 8 : $50.39 ea. (4% off)
14+ : $48.82 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20151D-1
Rheem Tankless Water Heater 36" Straight Pipe (Vent Length)
Add to List
Noritz VC-4C
$164.69 /each

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VC-4C
Noritz PVC Venting Outdoor Vent Cap, For NRC83, NRC09, NRC1111 & NCC1991 Series
Add to List
Wiseman CLENS-KIT
$109.32 /each
As low as: $101.67
Bundle item

Bundle Items & SAVE!

Add 4 : $104.95 ea. (4% off)
7+ : $101.67 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Wiseman CLENS-KIT
Wiseman Everclens Kit Tankless Water Heater Descaling Kit
Add to List
Wiseman EFSM1LT
$10.74 /each

Earn rewards

Purchase this item and earn Westside Dollars

Wiseman EFSM1LT
Wiseman Everfree Drain Opener and Descaler, Small 1 Liter
Add to List
Bosch 7709003913
$88.40 /each
As low as: $82.21
Bundle item

Bundle Items & SAVE!

Add 5 : $84.86 ea. (4% off)
9+ : $82.21 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch 7709003913
Bosch Tankless Water Heater Outdoor Kit for Therm Models: C 1210 ES, C 1050 ES, C 950 ES, 940 ES, 830 ES
Add to List
Bosch AQ3ES
$213.49 /each
-4%
Was $223.09
2

Double rewards

Purchase this item and earn Westside Dollars

+ FREE Shipping
Bosch AQ3ES
Bosch Tankless Water Heater 3" Horizontal Vent Kit w/ Air Intake
Add to List
Bosch TSTAT2
$142.60 /each
As low as: $132.62
Bundle item

Bundle Items & SAVE!

Add 3 : $136.90 ea. (4% off)
6+ : $132.62 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch TSTAT2
Bosch Tankless Water Heater AquaStar Wireless Remote Control for 2400 ES and 2700 ES (7709003213)
Add to List
Rheem RTG20059
-5%
$208.99
Freight item

Purchase Freight Items & Save!

Order $2000 in Freight Items and
Save an Extra 5% off your Freight!

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20059
Rheem Tankless Water Heater Direct Vent Sweet Termination Kit - 9" to 13" Wall Thickness
Add to List
Wiseman EC05
$12.74 /each
-13%
Was $14.70
As low as: $11.85
Bundle item

Bundle Items & SAVE!

Add 32 : $12.23 ea. (4% off)
58+ : $11.85 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Wiseman EC05
Wiseman Everclens Tankless Water Heater Descaling Solution
Add to List
Rheem RTG20210
$82.11 /each
As low as: $76.36
Bundle item

Bundle Items & SAVE!

Add 5 : $78.83 ea. (4% off)
9+ : $76.36 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20210
Rheem Tankless Water Heater 3"/5" Horizontal Termination Vent Kit
Add to List
Rheem RTG20155
-5%
$305.99
Freight item

Purchase Freight Items & Save!

Order $2000 in Freight Items and
Save an Extra 5% off your Freight!

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20155
Rheem Tankless Water Heater 4" Horizontal Vent Kit
Add to List
Bosch 4TWHVK3SII
$229.94 /each
As low as: $213.84
Bundle item

Bundle Items & SAVE!

Add 2 : $220.74 ea. (4% off)
4+ : $213.84 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

+ FREE Shipping
Bosch 4TWHVK3SII
Bosch Tankless Water Heater Horizontal Vent Kit for 940 ES & 830 ES Models
Add to List
Rheem RTG20006DW
$67.51 /each
As low as: $62.78
Bundle item

Bundle Items & SAVE!

Add 6 : $64.81 ea. (4% off)
11+ : $62.78 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20006DW
Rheem Digital Remote Control Thermostat, UMC-117
Add to List
Bosch TLINK
$21.12 /each
-1%
Was $21.33
As low as: $19.64
Bundle item

Bundle Items & SAVE!

Add 19 : $20.28 ea. (4% off)
35+ : $19.64 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch TLINK
Bosch Tankless Water Heater Intelligent Link Cascading Kit (7709003962)
Add to List
Noritz VK4-H-8-1
$186.23 /each
As low as: $173.19
Bundle item

Bundle Items & SAVE!

Add 3 : $178.78 ea. (4% off)
4+ : $173.19 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VK4-H-8-1
Noritz Stainless Steel 4" Diameter Venting Horizontal Termination Kit, 4.1"-7.4" Wall Thickness - For NR71, NR98, NR111, NR199, NC250 & NH Series
Add to List
Rheem RTG20060
-5%
$221.99
Freight item

Purchase Freight Items & Save!

Order $2000 in Freight Items and
Save an Extra 5% off your Freight!

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20060
Rheem Tankless Water Heater Direct Vent Sweet Termination Kit - 13" to 17" Wall Thickness
Add to List
Bosch 7738003210
$121.99 /each
As low as: $113.45
Bundle item

Bundle Items & SAVE!

Add 4 : $117.11 ea. (4% off)
6+ : $113.45 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch 7738003210
Bosch Tankless Water Heater Horizontal Up and Out Vent Kit Concentric 80/125 PP for C 1050 ES & C 950 ES
Add to List
Stiebel Eltron 581332
$62.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Stiebel Eltron 581332
Stiebel Eltron Tankless Water Heater House Pure Scale & Sediment Replacement Filter
Add to List
Rheem RTG20185
-5%
$173.99
Freight item

Purchase Freight Items & Save!

Order $2000 in Freight Items and
Save an Extra 5% off your Freight!

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20185
Rheem Tankless Water Heater 4" Vertical Termination Vent Kit for RTG-74PV & GT-199PV
Add to List
Rheem MIC-K-32
$31.00 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem MIC-K-32
Rheem Tankless Water Heater 32 Ft. Communication Cable
Add to List
Noritz VC-4-1
$60.55 /each
-8%
Was $65.91

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VC-4-1
Noritz Stainless Steel 4" Diameter Venting Outdoor Vent Cap, For NR71, NR98, NR111, NR199, NC250 & NH Series
Add to List
Bosch 196016
$117.99 /each
As low as: $109.73
Bundle item

Bundle Items & SAVE!

Add 4 : $113.27 ea. (4% off)
7+ : $109.73 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch 196016
Bosch Tankless Water Heater Concentric Vent Terminal 3/6" PVC
Add to List
Rheem MIC-K-65
$43.39 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem MIC-K-65
Rheem Tankless Water Heater 65 Ft. Communication Cable
Add to List
Rheem AP12993C
$9.26 /each
As low as: $8.61
Bundle item

Bundle Items & SAVE!

Add 44 : $8.89 ea. (4% off)
79+ : $8.61 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem AP12993C
Rheem Tankless Water Heater Pressure Relief Valve
Add to List
Rheem RTG20124
-5%
$176.99
Freight item

Purchase Freight Items & Save!

Order $2000 in Freight Items and
Save an Extra 5% off your Freight!

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20124
Rheem Tankless Water Heater Flushing Kit
Add to List
Noritz H2F-C
$315.24 /each

Earn rewards

Purchase this item and earn Westside Dollars

+ FREE Shipping
Noritz H2F-C
Noritz H2FLOW Anti-Scale Replacement Filter
Add to List
Stiebel Eltron 540000
$191.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Stiebel Eltron 540000
Stiebel Eltron Tankless Water Heater Flow-Aide Descaling Kit
Add to List
Noritz VP5-45ELBOW
$35.23 /each

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VP5-45ELBOW
Noritz Stainless Steel 5" Diameter Venting 45 Degree Elbow, For NC380 Series
Add to List
Wiseman EFLG2.5LT
$24.12 /each
As low as: $22.43
Bundle item

Bundle Items & SAVE!

Add 17 : $23.16 ea. (4% off)
31+ : $22.43 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Wiseman EFLG2.5LT
Wiseman Everfree Drain Opener and Descaler, Large 2.5 Liter
Add to List
Noritz FRF5
$34.15 /each
-8%
Was $37.14
As low as: $31.76
Bundle item

Bundle Items & SAVE!

Add 12 : $32.78 ea. (4% off)
22+ : $31.76 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz FRF5
Noritz Stainless Steel 5" Diameter Venting Flat Roof Flashing, For NC380 Series Water Heaters
Add to List
Bosch 7709003775
$53.99 /each
As low as: $50.21
Bundle item

Bundle Items & SAVE!

Add 8 : $51.83 ea. (4% off)
14+ : $50.21 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch 7709003775
Bosch Tankless Water Heater Indoor Freeze Protection Kit for 330 PN, 520 HM, & 520 PN
Add to List
Noritz VP5-90ELBOW
$43.63 /each
As low as: $40.58
Bundle item

Bundle Items & SAVE!

Add 10 : $41.88 ea. (4% off)
17+ : $40.58 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VP5-90ELBOW
Noritz Stainless Steel 5" Diameter Venting 90 Degree Elbow, For NC380 Series
Add to List
Bosch BRBKIT
$188.99 /each
As low as: $175.76
Bundle item

Bundle Items & SAVE!

Add 3 : $181.43 ea. (4% off)
4+ : $175.76 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch BRBKIT
Bosch Tankless Water Heater Recess Box for 660 EF & EFO Models (7709003957)
Add to List
Rheem MIC-K-16
$18.62 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem MIC-K-16
Rheem Tankless Water Heater 16 Ft. Communication Cable
Add to List
Rheem RTG20006DU
$67.51 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20006DU
Rheem Tankless Water Heater Digital Remote Control Thermostat
Add to List
Rheem RTG20145
$59.07 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20145
Rheem Tankless Water Heater 3" Metal Fab Appliance Adapter for RTG-53PV & RTG2-42PV
Add to List
Rheem RTG20040
$23.09 /each
As low as: $21.47
Bundle item

Bundle Items & SAVE!

Add 18 : $22.17 ea. (4% off)
32+ : $21.47 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20040
Rheem Tankless Water Heater EZ Link Cable
Add to List
Stiebel Eltron 540002
$27.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Stiebel Eltron 540002
Stiebel Eltron Tankless Water Heater Flow-Aide Fluid Descaler Refill - 1 Quart
Add to List
Noritz VC-132
$111.54 /each
As low as: $103.73
Bundle item

Bundle Items & SAVE!

Add 4 : $107.08 ea. (4% off)
7+ : $103.73 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VC-132
Noritz Stainless Steel 5" Diameter Venting Outdoor Vent Cap, For NC380 Series Water Heaters
Add to List
Noritz VP5-24STRAIGHT
$30.28 /each
-8%
Was $32.96
As low as: $28.16
Bundle item

Bundle Items & SAVE!

Add 14 : $29.07 ea. (4% off)
25+ : $28.16 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz VP5-24STRAIGHT
Noritz Stainless Steel 5" Diameter Venting Rigid Straight Vent Pipe
Add to List
Rheem RTG20216C
$20.62 /each
-21%
Was $25.99

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20216C
Rheem Tankless Water Heater Natural Gas Commercial Conversion Program Chip for RTG-84XN
Add to List
Noritz DT5
$15.16 /each
-18%
Was $18.46
As low as: $14.10
Bundle item

Bundle Items & SAVE!

Add 27 : $14.55 ea. (4% off)
49+ : $14.10 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz DT5
Noritz Stainless Steel 5" Diameter Venting Horizontal Drain Tee, For NC380 Series Water Heaters
Add to List
Noritz WT5
$55.05 /each

Earn rewards

Purchase this item and earn Westside Dollars

Noritz WT5
Noritz Stainless Steel 5" Diameter Venting Horizontal Wall Thimble, For NC380 Series
Add to List
Noritz FS5
$17.19 /each
As low as: $15.99
Bundle item

Bundle Items & SAVE!

Add 24 : $16.50 ea. (4% off)
43+ : $15.99 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz FS5
Noritz Stainless Steel 5" Diameter Venting Vertical Fire Stop, For NC380 Series Water Heaters
Add to List
Rheem RTG20000AJ
$11.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20000AJ
Rheem Tankless Water Heater High Altitude Chip for RTG42 - Liquid Propane (3281-6560 Ft.)
Add to List
Noritz ARF5
$36.09 /each
As low as: $33.56
Bundle item

Bundle Items & SAVE!

Add 12 : $34.65 ea. (4% off)
21+ : $33.56 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz ARF5
Noritz Stainless Steel 5" Diameter Venting Angled Roof Flashing, For NC380 Series Water Heaters
Add to List
Rheem RTG2006EL
$21.33 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG2006EL
Rheem Tankless Water Heater High Altitude Chip for RTG-74XN - Natural Gas (6561-9840 Ft.)
Add to List
Rheem RTG20006DL-1
$27.99 /each
As low as: $26.03
Bundle item

Bundle Items & SAVE!

Add 15 : $26.87 ea. (4% off)
27+ : $26.03 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20006DL-1
Rheem Tankless Water Heater High Altitude Chip for RTG-74PVP - Liquid Propane (6561-9840 Ft.)
Add to List
Rheem RTG20214D
$25.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20214D
Rheem Tankless Water Heater Liquid Propane Commercial Conversion Program Chip for RTG-84XP
Add to List
Noritz RJ4
$32.24 /each
As low as: $29.98
Bundle item

Bundle Items & SAVE!

Add 13 : $30.95 ea. (4% off)
23+ : $29.98 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz RJ4
Noritz Stainless Steel 4" Diameter Venting Roof Jack, For NR71, NR98, NR111, NR199, NC250 & NH Series
Add to List
Rheem RTG2006EK
$21.99 /each
As low as: $20.45
Bundle item

Bundle Items & SAVE!

Add 19 : $21.11 ea. (4% off)
34+ : $20.45 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG2006EK
Rheem Tankless Water Heater High Altitude Chip for RTG-74XN - Natural Gas (3281-6560 Ft.)
Add to List
Rheem RTG20236A
$25.99 /each
As low as: $24.17
Bundle item

Bundle Items & SAVE!

Add 16 : $24.95 ea. (4% off)
29+ : $24.17 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20236A
Rheem Tankless Water Heater Natural Gas Commercial Conversion Program Chip for RTG-95DVN
Add to List
Rheem RTG20006DN-1
$21.99 /each
-21%
Was $27.99

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20006DN-1
Rheem Tankless Water Heater High Altitude Chip for RTG-74PVN - Natural Gas (6561-9840 Ft.)
Add to List
Rheem RTG20216A
$25.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20216A
Rheem Tankless Water Heater Commercial Conversion Kit for RTG-84DVN
Add to List
Rheem RTG20214C
$25.99 /each

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20214C
Rheem Tankless Water Heater Commercial Conversion Kit for RTG-95XN
Add to List
Rheem RTG20214A
$25.99 /each
As low as: $24.17
Bundle item

Bundle Items & SAVE!

Add 16 : $24.95 ea. (4% off)
29+ : $24.17 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG20214A
Rheem Tankless Water Heater Natural Gas Commercial Conversion Kit for RTG-95DV
Add to List
Noritz SC5
$21.09 /each
As low as: $19.61
Bundle item

Bundle Items & SAVE!

Add 19 : $20.25 ea. (4% off)
35+ : $19.61 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz SC5
Noritz Tankless Water Heater Support Clamp, For 5" Venting - 5 Pack
Add to List
Noritz QC-2
$17.40 /each

Earn rewards

Purchase this item and earn Westside Dollars

Noritz QC-2
Noritz Tankless Water Heater Quick Connect Cord, For Models NRC98-DV and NR83-DVC
Add to List
Rheem RTG2006EJ
$21.99 /each
As low as: $20.45
Bundle item

Bundle Items & SAVE!

Add 19 : $21.11 ea. (4% off)
34+ : $20.45 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Rheem RTG2006EJ
Rheem Tankless Water Heater High Altitude Chip for RTG-74XP - Liquid Propane (6561-9840 Ft.)
Add to List
Noritz SCR4
$24.09 /each
As low as: $22.40
Bundle item

Bundle Items & SAVE!

Add 17 : $23.13 ea. (4% off)
31+ : $22.40 ea. (7% off)

Earn rewards

Purchase this item and earn Westside Dollars

Noritz SCR4
Noritz Stainless Steel 4" Diameter Venting Storm Collar, For NR71, NR98, NR111, NR199, NC250 & NH Series
Add to List
Bosch PTOK
$116.30 /each
As low as: $108.16
Bundle item

Bundle Items & SAVE!

Add 4 : $111.65 ea. (4% off)
7+ : $108.16 ea. (7% off)
2

Double rewards

Purchase this item and earn Westside Dollars

Bosch PTOK
Bosch Tankless Water Heater Outdoor Freeze Protection Kit (7709003913)
Add to List
  1. 1
  2. 2

How to Select

Feedback