Downpipes / Diffusors / Percolators

 
Grasscity - DAB Weeks 30% Discount

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  1. Blaze Glass - Diffusor Adapter Downstem - 18.8mm > 14.5mm

    Blaze Glass - Diffusor Adapter Downstem - 18.8mm > 14.5mm

    List Price: $20.65

    Our Price: $14.46

    You save: $6.19

    A 4x4 diffuser and adapter in one!
    • High quality borosilicate glass

    • Inside-cut glass-on-glass joint

    • Blaze Glass logo in high-gloss silver
    Learn More
  2. EHLE. Glass - Diffuser Downstem

    EHLE. Glass - Diffuser Downstem

    List Price: $32.69

    Our Price: $22.88

    You save: $9.81

    Handmade glass diffuser downstem from EHLE!
    • Made in Germany

    • High grade Schott Duran borosilicate glass

    • Pinpoint precision fit

    • Choose joint size and length
    Learn More
  3. ROOR - Open-End Glass Downstem

    ROOR - Open-End Glass Downstem

    List Price: $28.85

    Our Price: $20.19

    You save: $8.66

    ROOR's open-end downstem for old-school snap!
    • Made in Germany

    • High quality Schott-Duran glass

    • ROOR logo in white

    • Choose joint size and tube length

    Learn More
  4. ROOR - Glass Pearl Diffuser Downstem

    ROOR - Glass Pearl Diffuser Downstem

    List Price: $50.19

    Our Price: $35.13

    You save: $15.06

    ROOR's pearl diffuser downstem for a smooth toke!
    • Made in Germany

    • High quality Schott-Duran glass

    • ROOR logo in white

    • Choose joint size and tube length

    Learn More
  5. Black Leaf - Doublefilter Bowl Cool B

    Black Leaf - Doublefilter Bowl Cool B

    List Price: $25.58

    Our Price: $17.90

    You save: $7.68

  6. Mad Scientist Adapter with Diffuser

    Mad Scientist Adapter with Diffuser

    List Price: $6.46

    Our Price: $4.52

    You save: $1.94

  7. Tripleball Adapter 18.8

    Tripleball Adapter 18.8

    List Price: $36.38

    Our Price: $25.47

    You save: $10.91

    All Magic Glass orders will be produced after making the actual order. Orders with Magic Glass items have a 3 to 7 ( business) day window to dispatch. Learn More
  8. Weed Star Percolator Bowl - 18.8

    Weed Star Percolator Bowl - 18.8

    List Price: $40.36

    Our Price: $28.25

    You save: $12.11

    Percolator cup for 18.8 Joint bongs

    Learn More
  9. Weed Star - Slitted Diffuser Downstem - 29.2mm

    Weed Star - Slitted Diffuser Downstem - 29.2mm

    List Price: $16.96

    Our Price: $11.87

    You save: $5.09

    A spare or replacement diffuser downstem from Weed Star!
    • Sure ground glass-on-glass joints

    • Weed Star logo in blue

    • Slitted for extra bubbling and diffusion

    • Length 12.5 cm / 4.9 inch
  10. Learn More
  • Weed Star - Pearl Diffuser Downstem - 14.5mm

    Weed Star - Pearl Diffuser Downstem - 14.5mm

    List Price: $13.99

    Our Price: $9.79

    You save: $4.20

    A spare or replacement diffuser downstem from Weed Star!
    • Quality borosilicate glass

    • Sure ground glass-on-glass 14.5mm > 14.5mm joints

    • Weed Star logo in blue

    • Flame-polished piercings for extra bubbling and diffusion

    • Choose length when ordering
    Learn More
  • Weed Star - Slitted Diffuser Downstem - 18.8mm

    Weed Star - Slitted Diffuser Downstem - 18.8mm

    List Price: $12.99

    Our Price: $9.09

    You save: $3.90

    A spare or replacement downstem, from Weed Star!
    • Quality borosilicate glass

    • Sure ground glass-on-glass joints

    • Weed Star logo in blue

    • Slitted for extra bubbling and diffusion
    Learn More
  • Weed Star - Circ Perc Downstem Bong Adapter - 29.2 mm > 18.8 mm

    Weed Star - Circ Perc Downstem Bong Adapter - 29.2 mm > 18.8 mm

    List Price: $19.52

    Our Price: $13.67

    You save: $5.85

    A spare or replacement diffuser downstem from Weed Star!
    • Quality borosilicate glass

    • Inside-cut 29.2mm > 18.8mm joint

    • Weed Star logo in blue

    • Shower head diffusion for extra bubbling

    • Choose length when ordering
    Learn More
  • Weed Star - 4-arm Perc Downstem Bong Adapter - 29.2 mm > 18.8 mm

    Weed Star - 4-arm Perc Downstem Bong Adapter - 29.2 mm > 18.8 mm

    List Price: $25.00

    Our Price: $17.50

    You save: $7.50

    A spare or replacement diffuser downstem and adapter from Weed Star!
    • Inside-cut 29.2mm > 18.8mm joint

    • Weed Star logo in blue

    • 4-arm slitted tree perc diffusion for extra bubbling

    • Various lengths available

    Learn More
  • Pulse Glass - Gridded Diffuser Downstem

    Pulse Glass - Gridded Diffuser Downstem

    List Price: $40.00

    Our Price: $28.00

    You save: $12.00

    Downstem with gridded diffuser tip, from Pulse Glass!
    • Made in the USA, ships from the USA

    • High quality German Schott glass

    • Real platinum Pulse Glass logo

    • Choose joint size and length

    • See note below about downstem lengths!
    Learn More
  • Black Leaf - Showerhead Diffuser Downstem - 18.8mm

    Black Leaf - Showerhead Diffuser Downstem - 18.8mm

    List Price: $17.50

    Our Price: $12.25

    You save: $5.25

    Add powerful showerhead diffusion to any bong!
    • Quality borosilicate glass

    • 18.8mm > 18.8mm glass-on-glass joints

    • 10-slit circular percolator

    • Black Leaf logo

    • Choose length when ordering
    Learn More
  • Black Leaf - Inside-Cut Vortex Diffuser Downstem

    Black Leaf - Inside-Cut Vortex Diffuser Downstem

    List Price: $18.75

    Our Price: $12.50

    You save: $6.25

    Adds powerful diffusion, available in various lengths!
    • High-quality borosilicate glass

    • Sure ground inside-cut glass-on-glass joint

    • 10-slit Vortex percolator

    • Black Leaf logo

    • Choose downstem length when ordering


    Learn More
  • Weed Star - Pearl Diffuser Downstem - 18.8mm

    Weed Star - Pearl Diffuser Downstem - 18.8mm

    List Price: $13.95

    Our Price: $9.77

    You save: $4.18

    A spare or replacement diffuser downstem from Weed Star!
    • Quality borosilicate glass

    • Sure ground glass-on-glass 18.8mm > 18.8mm joints

    • Weed Star logo in blue

    • Flame-polished piercings for extra bubbling and diffusion

    • Choose length when ordering
    Learn More
  • Black Leaf - Slitted Diffuser Downstem - 18.8mm to 14.5mm

    Black Leaf - Slitted Diffuser Downstem - 18.8mm to 14.5mm

    List Price: $17.50

    Our Price: $12.25

    You save: $5.25

    Add powerful diffusion to any tube!
    • Quality borosilicate glass

    • 18.8mm > 14.5mm glass-on-glass joints

    • Black Leaf logo

    • Choose length when ordering
    Learn More
  • Pulse Glass - Barrel Diffuser Downstem - 24mm > 18.8mm

    Pulse Glass - Barrel Diffuser Downstem - 24mm > 18.8mm

    List Price: $49.99

    Our Price: $34.99

    You save: $15.00

    Downstem with barrel diffuser tip, from Pulse Glass!
    • Made in the USA, ships from the USA

    • High quality German Schott glass

    • Real platinum Pulse Glass logo

    Learn More
  • Weed Star Glass funnel bowl with attached chillum downstem 14.5mm

    Weed Star Glass funnel bowl with attached chillum downstem 14.5mm

    List Price: $9.99

    Our Price: $6.99

    You save: $3.00

    Bowl and downstem in one by Weed Star!

    • Borosilicate glass

    • Attached chillum downstem

    • Joint size 14.5mm

    • Medium size funnel bowl

    • Length downstem 13 cm (5.1 inches)

    • Length bowl and downstem 17.5 cm (6.9 inches)

    • Glass rollstopper on bowl available in green and amber



    Learn More
  • SI Pipes - Glass Diffuser Downstem - 18.8mm

    SI Pipes - Glass Diffuser Downstem - 18.8mm

    List Price: $23.99

    Our Price: $16.79

    You save: $7.20

    SI Pipes’ diffuser downstem for a smooth toke!

    • Made in the USA

    • High quality glass

    • SI Pipes logo in black

    • 18.8mm joint size

    Learn More
  • Alex K Glass - Showerhead Diffuser Downstem - 18.8mm

    Alex K Glass - Showerhead Diffuser Downstem - 18.8mm

    List Price: $46.00

    Our Price: $32.20

    You save: $13.80

    Handmade, high-end glass diffuser downstem by Alex K!
    • Made in the USA in Minneapolis, Minnesota

    • Ships from the USA

    • High quality borosilicate glass

    • Sure-ground glass-on-glass joints

    • Alex K Black Label logo

    • Choose length when ordering

    Learn More
  • Blaze Glass - Diffuser Adapter Downstem - 29.2mm > 18.8mm

    Blaze Glass - Diffuser Adapter Downstem - 29.2mm > 18.8mm

    List Price: $29.25

    Our Price: $20.48

    You save: $8.77

    A 4x4 diffuser and adapter in one!
    • Inside-cut glass-on-glass joint

    • Downstem length: 15.5cm / 6.1 inches

    • Blaze Glass logo in high-gloss silver

    Learn More
  • G-Spot Glass - Carbon Adapter Downstem

    G-Spot Glass - Carbon Adapter Downstem

    List Price: $19.08

    Our Price: $13.35

    You save: $5.73

    Carbon adapter downstem filters smoke and keeps your bong water cleaner!

    • Made in Germany

    • High-grade borosilicate glass

    • G-Spot logo in black

    • Choose joint size when ordering

    • 14.5mm joint downstem length = 25 cm / 10 inches

    • 18.8mm joint downstem length = 29 cm / 11.5 inches
    Learn More
  • Glass Diffuser Downstem with Bowl - Choice of 5 colors

    Glass Diffuser Downstem with Bowl - Choice of 5 colors

    List Price: $137.50

    Our Price: $96.25

    You save: $41.25

    Inside out slitted diffuser downtube with worked stem and bowl!
    • Made in the USA

    • Made from high-quality borosilicate glass

    • Choose 11.5cm, 14cm or 16cm length

    • Choose color combination: aqua/black/white, black/white, green/black/white, multi-color or rasta



    All American Glass Works items are made to order and will dispatch within 3 to 7 business days. Learn More
  • Items 1 to 25 of 40 total

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