
Sewer Adapter 3D Models and STL Files
This collection gathers STL files for sewer and drain adapters, from RV hose fittings to pipe reducers and ventilation connectors. It helps you find printable parts when a standard plumbing piece does not match the pipes or hoses you have. Check the model page for dimensions, thread type, and assembly details before printing. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
How this collection is put together
Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.
Selection rules: the Polyzon editorial team · Text updated 2026-10-15
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All models in this collection

2in male to 1.5in female pipe adaptor with locknut

4 inch threaded sewer cap to 3 inch RV sewer hose adapter

Roborock S7 MAXV Ultra Auto fill drain dock to sewer adapter

Drain pipe brackets 32mm 40mm 50mm

Bottle transfer adapters

Sewer Pipe Adapter 50mm to 32mm OR Plumbing Adapter OR Reducing Coupling 50x32 for PVC Pipe

Dyson Nosko adapter (newer Dyson versions)

Teenage Mutant Ninja Turtles Sewer Sneak Peek

K1C 4-inch round exhaust adapter

Dust Collector Fitting Adapter 4" Dust Male to 4" Sewer Male (U.S)

Adjustable Spool Holder for Silica Gel / Spool Weight (Newer Sunlu Spool Adaptor)

Wasserhahn M22x1, M24x1, M28x1 Adapter auf G3/4

K2 plus universal ventilation adapter outlet 75/79/90/100mm

BOSCH C35 to DN50 / BOSCH C35 auf DN50 - Click and Clean

Dyson adapter narrow suction for newer Dysons eg V10 V11

Schlauchtülle

CAMLOCK BASE Swivel Adapter- Ridgid Shop Vac Dust Collector

Karcher tube 50mm adapter

AMS Cardboard Spool Adapter for Polymaker (newer spool design)

3x4 Downspout A/B Elbow to 4" Drain Tile Adapter

universal adapter for tap v2
sewer fittings adapter 25mm and 8mm to 50mm

Adapter for dishwasher hose to 40mm (D40) sewer pipe

Shower drain hair catcher - Save €€€

Adapter for swimming pool skimmer to hose

3'' double male RV sewer connection

DN 100 Kanalrohr Adapter / DN 100 sewer pipe adapter

RV Sewer Hose Coupler

Pool vacuum adapter

4 inches Sewer Pipe to Buttress Plug Adapter for Rain Barrel

Caravan Waschbecken Ablauf Rohrverbinder Leitung

Adapter: 1.7" twist lock Orange Ridgid hose-to-Shopvac Wand

RV Sewer Pipe Washing Machine Adapter

Adapter for 75 mm PE sewer pipe for the Parkside leaf blower with small debris attachment

6 inch dome drain

Adaptador robô de piscina

Basic Didjeridu Mouthpiece

EliteDesk 800 G3 Mini (and newer) 10 Inch Rack mount Adapter

Dual Appliance Drain Connector – Washer + Dryer

Переходник для шланга (резьба 1/2 дюйма)

A set of parts for the coil filament

Makita Battery to Bosch Green Tool adaptor - Newer Bosch batteries

DN110 to DN100 Drainage Pipe Adapter (KG standard)

32mm Poolschlauch Adapter
«Sewer Adapter 3D Models and STL Files»
The collection includes RV sewer hose adapters, reducing couplings that join different pipe sizes, threaded caps and drain fittings, and adapters for dust collection or ventilation hoses. These groups differ by connection type: some use threads, some use clamps, and others rely on friction or locking rings. A model made for a flexible hose will not match a rigid pipe, so identify the mating parts first.
When choosing a file, look at the dimensions, thread standard, number of parts, and whether the author shows the model assembled. On the model page, check the material and print settings the author lists, plus photos of real prints if available. For sewer and drain use, wall thickness and layer orientation matter because the part may need to resist force during installation.
To refine the search, try terms such as pipe adapter, reducing coupling, RV sewer fitting, drain connector, hose adapter, or threaded cap. Add the connection type or pipe system you are working with, for example PVC, ABS, or flexible hose. Related searches like ventilation adapter, dust collector fitting, or spool holder adapter can appear in the same results, so check the model description to confirm the intended connection.
Frequently asked questions
What should I measure before printing a sewer adapter?
Do sewer adapter models need supports?
Can I use a 3D printed adapter for drain lines?
How do I find a matching adapter if I only know the pipe size?
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