Rinnai RSP521ENV4 21.0kW Ducted Gas Heater

SP5 External Non-Condensing Ducted Gas Heater

$2,597.00 Incl GST
$2,360.91 Excl GST
In Stock


Rinnai RSP521ENV4 21.0kW External Non-Condensing Ducted Gas Heater

The SP5 Series Ducted Gas Heating System delivers energy efficient heating while using less gas to warm your home. Not only does it come with an impressive 5 star energy efficiency rating, the SP5 Series achieves this without producing any condensate. Non-condensing gas ducted gas heating systems are easier and faster to install, making them ideal for new installations or ducted gas heater replacements.

Enjoy total home comfort, with a host of add-on features including ZonePlus™, DualComfort™ and Rinnai Touch Wi-Fi, giving you full customisation and control of your home heating system. Experience pleasant gas ducted gas heating and cooling all year long, with the Brivis ICE™ add on feature.

(RSP521ENV4)

Indoor RSP521ENV4
Star Rating   5.0
Capacity  kW 21
Airflow @ 100Pa ESP L/s 645
Length mm 1046
Width mm 416
Height mm 657
Net Weight (kg) kg 66
Available in LPG / ULPG   -
SKU RSP521ENV4
Brand Rinnai
Shipping Weight 66.0000kg
Shipping Width 1.046m
Shipping Height 0.657m
Shipping Length 0.416m
Shipping Cubic 0.285884000m3

Be The First To Review This Product!

Help other Climate HVAC users shop smarter by writing reviews for products you have purchased.

Write a product review


Others Also Bought


Rinnai RSP430UNGV3 30.0kW Ducted Gas Heater

Rinnai RSP430UNGV3 30.0kW Ducted Gas Heater

$2,332.00 Incl GST
$2,120.00 Excl GST

Rinnai RSP435UNGV3 35.0kW Ducted Gas Heater

Rinnai RSP435UNGV3 35.0kW Ducted Gas Heater

$2,439.00 Incl GST
$2,217.27 Excl GST

Rinnai RSP521INV4 21.0kW Ducted Gas Heater

Rinnai RSP521INV4 21.0kW Ducted Gas Heater

$2,561.00 Incl GST
$2,328.18 Excl GST


More From This Category


Mitsubishi Electric SEZM50DALKIT Bulkhead System

Mitsubishi Electric SEZM50DALKIT Bulkhead System

$2,161.00 Incl GST
$1,964.55 Excl GST

View Product
Daikin FDYAN100 10.0kW 3 Phase Ducted Unit

Daikin FDYAN100 10.0kW 3 Phase Ducted Unit

$4,291.00 Incl GST
$3,900.91 Excl GST

Temperzone ISD224KYXKIT-FH 3 Phase Eco Ultra 21.0kW Ducted Split System

Temperzone ISD224KYXKIT-FH 3 Phase Eco Ultra 21.0k

$8,752.00 Incl GST
$7,956.36 Excl GST

Daikin FDYQ180LC-TAY 18.0kW Premium 3 Phase Heating Focus Ducted System

Daikin FDYQ180LC-TAY 18.0kW Premium 3 Phase Heatin

$7,582.00 Incl GST
$6,892.73 Excl GST

MHI FDUA140AVSXVF-RC-EX3 14.0 kW 3 Phase Ducted System

MHI FDUA140AVSXVF-RC-EX3 14.0 kW 3 Phase Ducted Sy

$4,201.00 Incl GST
$3,819.09 Excl GST

Daikin Slimline FBA100B-VCV 10.0kW 1 Phase Ducted System

Daikin Slimline FBA100B-VCV 10.0kW 1 Phase Ducted

$4,656.00 Incl GST
$4,232.73 Excl GST