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Combustion Heating Components

Air Diffusion Agencies are the leading Australian supplier of quality combustion heating components in Australia. 

As an authorised dealer for many combustion heating brands we offer a complete range of components for your heating system including; dektites, ceiling boxes, flue kits, chimney plates, flexi flue and much more. 

Browse through the categories or use the 'Product Filter' to search for the part you need. Can't find the part, just contact us with the details and we will help you out.

STANDARD KITS

  • STAINLESS STEEL FLUE KIT SK*

    sk6 boxed

    Stainless Steel Flue kit - Double Cased. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $523.08

  • STAINLESS STEEL CHIMNEY FLUE KIT CFK*

    cfk_boxed

    Chimney Flue Kit. Stainless Steel 304 Grade 0.55

    price (inc GST) $299.88

  • PAINTED STAINLESS STEEL FLUE KIT PSK*

    psk6sb boxed

    Painted Stainless Steel Flue Kit - Double Cased. Available in a range of sizes and paint colours. If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $607.04

  • CLOVER LEAF MESH FLUE KIT PCK*

    pck6sb_boxed_2022680949

    Perforated Double Cased Flue Kit with Triple Skin. Available in a range of sizes and paint colours. If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $641.45

  • HERRINGBONE MESH FLUE KIT PHK*

    phk6sb_boxed

    Perforated Herringbone Kit - Double Cased. Available in a range of paint colours. If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $648.60

Flue pipe and casings

  • S/S FLUE PIPE (450mm) SF*45

    sf445

    Stainless Steel Flue Pipe - 450mm Long. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $36.93

  • S/S Flue Pipe (900mm) SF*

    sf4

    Stainless Steel Flue Pipe - 900mm Long. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $59.77

  • Painted S/S Flue Pipe (900mm) SFP*

    sfp4

    Painted Stainless Steel Flue Pipe. 900mm Long. Available in a range of sizes and paint colours. If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $80.99

  • Galvanised Casing Flue (450mm) GF*45

    gf4_1170749560

    Galvanised Casing Flue. Available in a range of sizes and colours. If the size and colour you require isn't listed please contact us with the details.

    price (inc GST) $27.33

  • Galvanised Casing Flue (900mm) GF*

    gf4_1170749560

    Galvanised Casing Flue. Available in a range of sizes and colours. If the size and colour you require isn't listed please contact us with the details.

    price (inc GST) $26.08

  • Zinc Anneal Painted Flue ZPF*

    zpf6

    Zinc Anneal Painted Flue. 900mm long. Available in a range of paint colours.  If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $66.30

  • Perforated Clover Leaf Flue PC90*

    pc90_cropped

    Perforated Clover Leaf Flue. Available in a range of sizes and paint colours. If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $80.17

  • Perforated Clover Leaf Flue & Shield PC90S*

    pc90s_1037822334

    Perforated Clover Leaf Flue & Shield. 195mm x 900mm long. Available in a range of paint colours.  If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $143.49

  • Perforated Herringbone Flue PH90*

    ph90s_top

    Perforated Herringbone Flue. 195mm x 900mm long. Available in a range of paint colours.  If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $82.93

  • Perforated Herringbone Flue & Shield PH90S*

    ph90s_1926370444

    Perforated Herringbone Flue & Shield. 195mm x 900mm long. Available in a range of paint colours.  If the size or paint colour you require isn't listed please contact us with the details.

    price (inc GST) $148.20

  • Colourbond Flue (900mm) CF*

    cf_range

    Colourbond Flue - 900mm Long. Made to order. Contact us to find out colours available.

    price (inc GST) $299.88

  • STAINLESS STEEL REDUCER SR*

    sr__1397279417

    Stainless Steel Reducer. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $85.27

  • GALVANISED REDUCER GR*

    gr_

    Galvanised Reducer. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $58.32

  • STAINLESS STEEL T-PIECE STPC6

    stpc6

    6" Stainless Steel T-Piece with clean out cap. 

    price (inc GST) $115.99

  • Painted Locating Ring LR*

    lr19sb

    Locating Ring. Available in 2 sizes* and a range of paint colours. Specify hole size when ordering to suit Active Flue.

    price (inc GST) $31.72

  • Flue Reflector Zinc Anneal Painted FRP*

    frs

    Zinc Anneal Painted Flue Reflector (1200mm long) with fixing clip. Available in a range of paint colours.

    price (inc GST) $122.01

  • Flue Reflector Satin Polished S/S FRS

    frs

    Satin Polished Stainless Steel Flue Reflector (1200mm long) with fixing clip.

    price (inc GST) $148.68

Flexible Flue

Cowls

  • SPUN COWL SC*

    sc4_alt

    Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $92.82

  • Vertical Discharge Cowl S/S VC*

    vc 738384306

    Stainless Steel Vertical Discharge Cowl. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $199.82

  • Old Style Cowl - Stainless Steel OSC*

    osc__

    Old Style Cowl - Stainless Steel. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $71.61

  • Flashing Cone - Stainless Steel SFC*

    sfc_

    Flashing Cone - Stainless Steel. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $72.97

  • WIND COWL - STAINLESS STEEL WC*

    wc45

    Stainless Steel Wind Cowl. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $139.44

Chinamans Hats

Flashing/Dektites

Bends and Offsets

  • S/S Bend 45° SB45*

    sb454_421013581

    Stainless Steel Bend 45°. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $45.46

  • S/S BEND 45° (Painted) SB456*

    sb456_painted_157874113

    Stainless Steel Bend 45°. Available in a range of paint colours.

    price (inc GST) $49.25

  • S/S Bend 45° X-LONG SB456L*

    sb456l

    Stainless Steel Bend, extra long. Suits: 45°. Available unpainted or in a range of paint colours.

    price (inc GST) $54.29

  • S/S Bend 90° SB90*

    sb90_

    Stainless Steel Bend 90°. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $62.06

  • Galvanised Bend 45° GB45*

    gb4_

    Galvanised Bend 45°. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $34.13

  • Galvanised Bend 90° GB90*

    gb90_

    Galvanised Bend 90°. Available in a range of sizes. If the size you require isn't listed please contact us with the details.

    price (inc GST) $63.73

  • S/S 45° DIRECT OFFSET SO

    so

    45o Stainless Steel Direct Offset.

    price (inc GST) $108.68

  • S/S TELESCOPIC BEND SB30

    sb30

    Stainless Steel Telescopic Bend. 30° (6") 152mm. 

    price (inc GST) $139.44

Ceiling Boxes and Flanges

  • CEILING BOX & FLANGE (10") CB10*

    cb10sb

    Ceiling Box & Flange (10") 254mm outer - 500mm long. Available in a range of paint colours. 

    price (inc GST) $140.49

  • CEILING BOX & FLANGE (12") CB12*

    cb12sb

    Ceiling Box & Flange (12") 305mm outer - 500mm long. Available in a range of paint colours. 

    price (inc GST) $149.63

  • CEILING BOX (10") CBO10*

    cbo10sb

    Ceiling Box.  254mm OUTER - 500mm long. Available in a range of paint colours. If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $79.18

  • CEILING BOX (12") CBO12*

    cbo12sb

    Ceiling Box. 305mm OUTER - 500mm long. Available in a range of paint colours.  If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $92.19

  • CEILING BOX - SHED TYPE (10") CBS10

    cb010

    Ceiling box (Shed Type) - Unpainted. (10") 254mm OUTER - 900mm L

    price (inc GST) $89.78

  • FLANGE - SUITS 10" CEILING BOX CBF10*

    FLANGE - SUITS 10" CEILING BOX

    Flange to suit 10" (254mm) Outer Ceiling Box. Available in a range of paint colours.  If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $62.68

  • FLANGE - SUITS 12" CEILING BOX CBF12*

    FLANGE - SUITS 12" CEILING BOX

    Flange to suit 12" (305mm) Outer Ceiling Box. Available in a range of paint colours.  If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $66.04

  • END CAP - SUITS 10" CEILING BOX CBEC10*

    cbec10_

    End Cap to suit 10" (254mm) Outer Ceiling Box. Available in a range of paint colours.  If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $68.15

  • END CAP - SUITS 12" CEILING BOX CBEC12*

    cbec12

    End Cap to suit 12" (305mm) Outer Ceiling Box. Available in a range of paint colours.  If the paint colour you require isn't listed please contact us with the details. 

    price (inc GST) $68.88

  • CEILING BOX FLANGE (10") CBFP10*

    cbfp10

    Ceiling Box Flange (10") 254mm. Suits Pitched Ceiling. Available in a range of paint colours.  

    price (inc GST) $107.52

  • CEILING BOX FLANGE (12") CBFP12*

    cbfp10

    Ceiling Box Flange (12") 305mm. Suits Pitched Ceiling. Available in a range of paint colours. 

    price (inc GST) $113.29

  • WALL PENETRATION KIT (10") WPK10*

    fpk10 - penetration kit

    Wall Penetration Kit (10") 254mm OUTER - 900mm long. Comes complete with 2 x 45° flanges (loose) & 1 end cap fitted. 

    price (inc GST) $407.82

  • FLOOR PENETRATION KIT (10") FPK10*

    FLOOR PENETRATION KIT (10")

    Floor Penetration Kit. (10") 254mm OUTER - 700mm long. Comes complete with 2 x ceiling box flanges (loose) & end cap fitted both ends.

    price (inc GST) $271.01

Reducers and Joiners

Angles

Fascias

Door Frames

Paint and Sealant (High Temp)

Fire Bricks

Warm Air Transfer

Flexible/Transfer Duct

Inline Fans

Vents

Thermostats / Switches

  • VARIABLE SPEED CONTROL FC700-R VSC

    vsc from website mar 17

    An electronic type speed-controller which provides infinite variation of fan speed from 100% down to approximately 30% of full speed.

    When used to control a number of identical fans the sum of the full load amps of all the connected fans must not exceed 85% of the maximum rating of the controller.

    price (inc GST) $91.08

  • SIEMENS ROOM THERMOSTAT MANUAL ON / OFF SRAA31

    sraa31 from website march 17

    Electromechanical room thermostat with on/off switch.

    price (inc GST) $160.40

Gas Flue Components

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