Water pipes & bongs
by EHLE
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The EHLE Funnel Bowl Turbo is a wide-mouth borosilicate glass bowl piece that lets you pack substantially more flower than a standard cone or slide. Where most bowls top out at a modest pinch, this funnel bowl turbo EHLE design opens up to roughly twice the surface area, meaning thicker smoke and fewer reloads per session. If you've ever found yourself repacking mid-round while everyone waits, this is the fix. You can buy the EHLE Funnel Bowl Turbo in both 14.5 mm and 18.8 mm joint sizes to match your existing bong setup.
This bowl comes in two standard ground-glass joint sizes. Measure the opening on your bong's downstem — or check the specs that came with it.
| Variant | Joint Size | Fits |
|---|---|---|
| 14.5 mm | 14.5 mm male joint | Most mid-size bongs, smaller scientific glass |
| 18.8 mm | 18.8 mm male joint | Full-size bongs, larger beaker and straight-tube pieces |
Not sure? Grab a coin. If a one-cent piece sits inside the opening without dropping through, you've likely got an 18.8 mm joint. If it sits on top, it's probably 14.5 mm. Quick and dirty, but it works.
The funnel bowl turbo EHLE ships in two joint-size variants, both made from laboratory-grade borosilicate glass in Germany.
| Spec | Detail |
|---|---|
| Brand | EHLE (Germany) |
| Type | Funnel bowl / slide |
| Material | Borosilicate glass |
| Available joint sizes | 14.5 mm / 18.8 mm |
| Bowl shape | Wide funnel with turbo airflow |
| SKU (18.8 mm) | HS1226 |
| SKU (14.5 mm) | HS1225 |
| Colour | Clear |
Complete your setup: A wide bowl like this pairs well with an EHLE glass bong or any scientific-glass water pipe with a matching joint size. If your downstem has seen better days, order a replacement diffuser downstem at the same time — better filtration means you actually taste what you're smoking instead of stale resin. Pipe screens are worth throwing in the basket too; they stop pull-through and keep your water cleaner for longer. A hemp wick is another smart add-on for corner-lighting a wide funnel bowl without butane taste.
The EHLE Funnel Bowl Turbo holds roughly twice the material of a typical cone piece, making it the better choice for shared sessions or solo smokers who dislike constant repacking. Standard bong bowls hold maybe 0.15–0.2 g of ground flower — a single personal hit. If you're sharing with mates, you're repacking every 30 seconds. The funnel shape on the EHLE Turbo opens the bowl diameter up significantly, letting you load a proper communal amount without building a precarious tower of herb that collapses into the water on the first pull.
The "turbo" part of the name refers to the airflow. A wider bowl with a well-placed hole means air draws evenly across the entire surface of your packed flower rather than tunnelling down the centre. The result: more complete combustion, thicker smoke, and less wasted green stuck to the sides. We've used narrow cones where half the bowl stays unburnt and you end up stirring it with a lighter corner like some kind of archaeologist. The funnel shape genuinely solves that.
Then there's the glass itself. EHLE is a German glassblower that's been making scientific-grade borosilicate pieces for years. Borosilicate glass handles thermal shock far better than soda-lime glass — the cheap stuff that cracks when you heat it unevenly. You can torch this bowl repeatedly without worrying about stress fractures. It's noticeably thicker in the hand than a no-name bowl from a bargain bin, and the ground-glass joint seats cleanly without wobble. According to EMCDDA harm-reduction guidance, using clean glass accessories and maintaining equipment regularly contributes to safer consumption practices.
We'd pick the funnel bowl turbo EHLE over a standard cone for any bong that lives on a table and gets shared. The wider opening makes packing easier, cleaning easier, and the hits are genuinely bigger without any extra effort. It's one of those upgrades where you wonder why you bothered with the original.
The one honest limitation: because the bowl is wider, it's also slightly taller than a standard slide. On very compact bongs — the kind that barely clear 20 cm — it can look a bit top-heavy and shift the centre of gravity. Not a dealbreaker, but worth knowing. On a full-size beaker bong or straight tube, it looks and feels right at home.
Compared to a standard EHLE cone bowl, the Funnel Bowl Turbo holds roughly twice the material. Compared to a glass-on-glass party bowl from other brands, the EHLE glass just feels denser. You can tap it on your palm to ash it without that nervous "is this about to shatter" feeling. It won't — we've been stocking EHLE glass since the early days and returns for breakage are almost nonexistent.
Using this bowl correctly takes about 30 seconds of setup and makes a noticeable difference in smoke quality from the very first hit.
Regular cleaning after each session prevents resin buildup and keeps every hit tasting fresh rather than stale. Borosilicate glass doesn't absorb residue the way silicone or acrylic does, so a quick rinse with warm water goes a long way. For weekly maintenance, a 10-minute soak in 90%+ isopropyl alcohol dissolves resin buildup without scrubbing. Drop in a tablespoon of coarse salt as an abrasive, cover the openings, shake, rinse with hot water. The wide funnel shape actually makes this bowl easier to clean than narrow cones — you can get a finger or pipe cleaner right in there without awkward angles.
Avoid using boiling water directly on cold glass. Borosilicate handles thermal shock better than standard glass, but "better" doesn't mean "immune." Run warm water first, then increase the temperature gradually. Your funnel bowl turbo EHLE will last years this way.
If your bong has a standard 14.5 mm or 18.8 mm ground-glass joint, yes. These are the two most common sizes in scientific glass. Measure your downstem opening or check your bong's specs. Silicone bongs with glass-on-glass adapters also work.
The number refers to the outer diameter of the male joint on the bowl. 14.5 mm is the smaller size, common on mid-size and portable bongs. 18.8 mm is the larger size, standard on full-size beaker bongs and straight tubes. They are not interchangeable — a 14.5 mm bowl will rattle around in an 18.8 mm downstem.
Not strictly, but we'd recommend one — especially if you grind fine. A small glass or metal screen sits in the bottom of the bowl and stops material from pulling through into your water. Keeps your bong cleaner and saves you from inhaling ash.
Roughly double what a standard cone bowl holds. Expect to pack around 0.3–0.5 g comfortably depending on grind consistency and how firmly you pack. It's built for group sessions or for anyone who doesn't want to reload constantly.
Yes. Borosilicate glass contains boron trioxide, which gives it a much lower thermal expansion coefficient than soda-lime glass. That means it resists cracking from repeated heating and cooling. It's the same type of glass used in laboratory beakers and high-end cookware. It's not indestructible — drop it on tiles and it will break — but for normal use with a lighter or hemp wick, it handles the stress without issue.
This is a dry herb bowl, not a banger or nail. It's designed for flower, not concentrates. If you want to dab, you'll need a quartz banger or titanium nail in the matching joint size instead.
Soak it in isopropyl alcohol (90% or higher) with a pinch of coarse salt for 10–15 minutes. Shake gently, then rinse with warm water. The wide funnel shape makes cleaning easier than narrow bowls — you can reach the inside walls without specialised brushes.
You can get the funnel bowl turbo EHLE right here at Azarius. We stock both the 14.5 mm and 18.8 mm variants and ship from the Netherlands.
Last updated: April 2026
