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Hot Water Accessories

Popular Products

Rinnai WWC503 Wireless Water Controller hero image
Rinnai WWC503 Wireless Water Controller
3.5 from 2 reviews
$365
$67.85 (16%) off RRP of $433
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Rinnai KWL503 Wireless Starter Kit hero image
Rinnai KWL503 Wireless Starter Kit
Yet to be reviewed
$567
$240 (30%) off RRP of $807
Compare
Rinnai FFWALLTERM Horizontal Flue Terminal hero image
Rinnai FFWALLTERM Horizontal Flue Terminal
Yet to be reviewed
$312
Compare
Rinnai Fully Recessed Box RBOX02 hero image
Rinnai Fully Recessed Box RBOX02
Yet to be reviewed
$531
$109 (17%) off RRP of $640
Compare
Rinnai MC601QA Universal Hot Water System Controller hero image
Rinnai MC601QA Universal Hot Water System Controller
5.0 from 2 reviews
$263
$24.90 (9%) off RRP of $288
Compare
Rinnai White Lockable Recess Box RBOX04LW hero image
Rinnai White Lockable Recess Box RBOX04LW
Yet to be reviewed
$371
$148 (29%) off RRP of $519
Compare
Rheem 299851 Bathroom Continuous Controller hero image
Rheem 299851 Bathroom Continuous Controller
5.0 from 1 review
$309
Compare
Rinnai BC100V1S Deluxe Bathroom Controller hero image
Rinnai BC100V1S Deluxe Bathroom Controller
Yet to be reviewed
$304
$100 (25%) off RRP of $404
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Rinnai MC100V1S Deluxe Kitchen Controller hero image
Rinnai MC100V1S Deluxe Kitchen Controller
5.0 from 1 review
$326
$78 (19%) off RRP of $404
Compare
Rinnai ESDFK Direct Flue Kit hero image
Rinnai ESDFK Direct Flue Kit
5.0 from 1 review
$283
$37.98 (12%) off RRP of $321
Compare
Rheem 299850 Kitchen Continuous Controller hero image
Rheem 299850 Kitchen Continuous Controller
5.0 from 3 reviews
$309
Compare
Rinnai FFPIPE1000 Flue Pipe 1000mm Long hero image
Rinnai FFPIPE1000 Flue Pipe 1000mm Long
Yet to be reviewed
$216
$57 (21%) off RRP of $273
Compare

Highest Rated

Rheem 299850 Kitchen Continuous Controller hero image
Rheem 299850 Kitchen Continuous Controller
5.0 from 3 reviews
$309
Compare
Rinnai MC601QA Universal Hot Water System Controller hero image
Rinnai MC601QA Universal Hot Water System Controller
5.0 from 2 reviews
$263
$24.90 (9%) off RRP of $288
Compare
Rinnai MC100V1S Deluxe Kitchen Controller hero image
Rinnai MC100V1S Deluxe Kitchen Controller
5.0 from 1 review
$326
$78 (19%) off RRP of $404
Compare
Rheem 299851 Bathroom Continuous Controller hero image
Rheem 299851 Bathroom Continuous Controller
5.0 from 1 review
$309
Compare
Rinnai ESDFK Direct Flue Kit hero image
Rinnai ESDFK Direct Flue Kit
5.0 from 1 review
$283
$37.98 (12%) off RRP of $321
Compare
Rinnai SFD01 Sideways Flue Diverter hero image
Rinnai SFD01 Sideways Flue Diverter
5.0 from 1 review
$206
$44 (18%) off RRP of $250
Compare
Rinnai WWC503 Wireless Water Controller hero image
Rinnai WWC503 Wireless Water Controller
3.5 from 2 reviews
$365
$67.85 (16%) off RRP of $433
Compare

Biggest % Discount off RRP

  • Hot Offers - New Page
Rinnai FFBEND Universal 45/90 Degrees Bend hero image
Rinnai FFBEND Universal 45/90 Degrees Bend
Yet to be reviewed
$146
$126 (46%) off RRP of $272
Compare
  • Hot Offers - New Page
Rinnai MC100V1W Deluxe Kitchen Controller hero image
Rinnai MC100V1W Deluxe Kitchen Controller
Yet to be reviewed
$237
$126.51 (35%) off RRP of $364
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  • Hot Offers - New Page
Rinnai PCD07 Pipe Cover hero image
Rinnai PCD07 Pipe Cover
Yet to be reviewed
$164
$86.25 (34%) off RRP of $250
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Rinnai FFROOFCOWL Vertical Flue Terminal hero image
Rinnai FFROOFCOWL Vertical Flue Terminal
Yet to be reviewed
$273
$123 (31%) off RRP of $396
Compare
Rinnai KWL503 Wireless Starter Kit hero image
Rinnai KWL503 Wireless Starter Kit
Yet to be reviewed
$567
$240 (30%) off RRP of $807
Compare
Rinnai White Lockable Recess Box RBOX04LW hero image
Rinnai White Lockable Recess Box RBOX04LW
Yet to be reviewed
$371
$148 (29%) off RRP of $519
Compare
Kelvinator KGCSRCB InstaKnight Gas Continuous Shower Remote Control hero image
Kelvinator KGCSRCB InstaKnight Gas Continuous Shower Remote Control
Yet to be reviewed
$111
$38 (26%) off RRP of $149
Compare
Rinnai BC100V1S Deluxe Bathroom Controller hero image
Rinnai BC100V1S Deluxe Bathroom Controller
Yet to be reviewed
$304
$100 (25%) off RRP of $404
Compare
Rinnai FFPIPE1000 Flue Pipe 1000mm Long hero image
Rinnai FFPIPE1000 Flue Pipe 1000mm Long
Yet to be reviewed
$216
$57 (21%) off RRP of $273
Compare
Rinnai MC100V1S Deluxe Kitchen Controller hero image
Rinnai MC100V1S Deluxe Kitchen Controller
5.0 from 1 review
$326
$78 (19%) off RRP of $404
Compare
Rinnai SBOX Smartbox Recess Box hero image
Rinnai SBOX Smartbox Recess Box
Yet to be reviewed
$338
$75 (18%) off RRP of $413
Compare
Rinnai SFD01 Sideways Flue Diverter hero image
Rinnai SFD01 Sideways Flue Diverter
5.0 from 1 review
$206
$44 (18%) off RRP of $250
Compare

Best Value for Money

Rinnai SFD01 Sideways Flue Diverter hero image
Rinnai SFD01 Sideways Flue Diverter
5.0 from 1 review
$206
$44 (18%) off RRP of $250
Compare
Rinnai MC601QA Universal Hot Water System Controller hero image
Rinnai MC601QA Universal Hot Water System Controller
5.0 from 2 reviews
$263
$24.90 (9%) off RRP of $288
Compare
Rinnai ESDFK Direct Flue Kit hero image
Rinnai ESDFK Direct Flue Kit
5.0 from 1 review
$283
$37.98 (12%) off RRP of $321
Compare
Rheem 299850 Kitchen Continuous Controller hero image
Rheem 299850 Kitchen Continuous Controller
5.0 from 3 reviews
$309
Compare
Rheem 299851 Bathroom Continuous Controller hero image
Rheem 299851 Bathroom Continuous Controller
5.0 from 1 review
$309
Compare
Rinnai MC100V1S Deluxe Kitchen Controller hero image
Rinnai MC100V1S Deluxe Kitchen Controller
5.0 from 1 review
$326
$78 (19%) off RRP of $404
Compare
Rinnai WWC503 Wireless Water Controller hero image
Rinnai WWC503 Wireless Water Controller
3.5 from 2 reviews
$365
$67.85 (16%) off RRP of $433
Compare

Premium Selection

Rinnai WWC503 Wireless Water Controller hero image
Rinnai WWC503 Wireless Water Controller
3.5 from 2 reviews
$365
$67.85 (16%) off RRP of $433
Compare
Rinnai Fully Recessed Box RBOX02 hero image
Rinnai Fully Recessed Box RBOX02
Yet to be reviewed
$531
$109 (17%) off RRP of $640
Compare
Rinnai KWL503 Wireless Starter Kit hero image
Rinnai KWL503 Wireless Starter Kit
Yet to be reviewed
$567
$240 (30%) off RRP of $807
Compare
Rinnai FFWALLTERM Horizontal Flue Terminal hero image
Rinnai FFWALLTERM Horizontal Flue Terminal
Yet to be reviewed
$312
Compare
Rinnai MC601QA Universal Hot Water System Controller hero image
Rinnai MC601QA Universal Hot Water System Controller
5.0 from 2 reviews
$263
$24.90 (9%) off RRP of $288
Compare
Rinnai White Lockable Recess Box RBOX04LW hero image
Rinnai White Lockable Recess Box RBOX04LW
Yet to be reviewed
$371
$148 (29%) off RRP of $519
Compare
Rheem 299851 Bathroom Continuous Controller hero image
Rheem 299851 Bathroom Continuous Controller
5.0 from 1 review
$309
Compare

New and Noteworthy

Rinnai Black Lockable Recess Box RBOX04LBLK hero image
Rinnai Black Lockable Recess Box RBOX04LBLK
Yet to be reviewed
$518
$54 (9%) off RRP of $572
Compare
Rinnai White Lockable Recess Box RBOX04LW hero image
Rinnai White Lockable Recess Box RBOX04LW
Yet to be reviewed
$371
$148 (29%) off RRP of $519
Compare

At Appliances Online, our vast selection of appliances and other home essentials is changing how you shop. Launched in 2005 with just a rented truck and a website, we had a humble start but have since risen to establish ourselves as the biggest online appliance retailer in Australia, carrying over 8,000 products from premier global brands.

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