Willow Wave Tubing and Gaskets: When to Replace Each Part
By Smarter technology for women | Elvie Trainer and Elvie Pump | Published: 2026-11-03
Category: Tips & Care
Learn how to spot wear on Willow Wave tubing and gaskets, and follow a simple replacement process to keep suction strong and leaks away.
Quick answer
Replace Willow Wave tubing when it becomes cloudy, stiff, or loose at the connections, and replace gaskets as soon as they look stretched, torn, or no longer seal tightly. Inspect both parts weekly and keep a spare set on hand so a small wear issue never interrupts a pumping session.
Why tubing and gaskets wear differently
Tubing carries suction between the pump handle and the collection cup, so it flexes every time you pump. Over time, that repeated motion can cause the walls to weaken or the ends to stretch, which reduces steady suction. Gaskets, on the other hand, sit between the container and lid and are compressed each time you close the pump. They tend to fail from repeated squeezing and cleaning rather than from flexing.
Because they fail for different reasons, tubing and gaskets rarely need replacing on the same schedule. Tubing wear is often gradual and linked to how many pumping sessions you do, while gasket wear can appear suddenly after a stretch or a tear. Checking both parts separately helps you avoid replacing a healthy part too early or missing a worn one.
Signs that tubing needs replacing
Look for tubing that stays cloudy after cleaning, feels stiff instead of flexible, or has ends that no longer grip the pump handle or collection cup firmly. A loose connection lets air escape and makes suction feel weaker, even if the pump itself is working. If you notice any of these signs, swap the tubing before your next session rather than trying to tape or trim it.
Signs that gaskets need replacing
A gasket that is stretched, torn, or visibly deformed will not create a leak-proof seal. You might see milk seeping around the lid or feel that the lid closes too easily. Even a small nick can let air in and reduce suction. Replace the gasket at the first sign of damage; do not wait for a full leak.
Step-by-step replacement process
- Inspect tubing and gaskets weekly: Remove the tubing and gasket from the pump and check for cloudiness, stiffness, cracks, or stretching. Hold tubing up to a light to see inside; run a finger around the gasket edge to feel for tears. Catch wear early by making inspection part of your weekly cleaning routine.
- Decide which part to replace: Replace tubing if it is cloudy, stiff, or loose at the ends. Replace the gasket if it is stretched, torn, or no longer seals tightly. If both show wear, replace both at the same time to avoid a second interruption. Do not replace a part that still looks and feels sound; unnecessary swaps add cost.
- Remove the old part carefully: Disconnect the tubing from the pump handle and collection cup by pulling gently at the base, not by yanking the tube. Peel the gasket out of the lid without using sharp tools that could scratch the plastic. Forcing connections can damage the pump; if a part sticks, warm it slightly with your hands.
- Install the new tubing or gasket: Push the new tubing firmly onto both connection points until it sits flush. Press the new gasket evenly into the lid groove, making sure it lies flat with no twists. A gasket that pops out means it is not seated correctly. Check that tubing ends are fully seated; a half-on tube will leak air and weaken suction.
- Test suction and seal before pumping: Assemble the pump and run it for a few seconds without milk. You should feel steady suction and see the gasket stay in place. If suction feels weak, recheck the tubing connections and gasket seating. A quick dry test catches installation mistakes before you waste a session.
- Clean and store spare parts properly: Wash new parts according to the pump instructions before first use. Store spare tubing and gaskets in a clean, dry place away from direct sunlight and heat. Keep them in a labeled bag so you can find them quickly. Proper storage extends the life of spare parts and prevents contamination.
Product facts
- Willow Wave Tubing: Tubing connects the pump handle to the collection cup to help create steady suction with every squeeze. If the tubing is worn or loose, suction drops, so replacing it restores consistent pumping.
Willow Wave Tubing - Willow Wave Gaskets (2-pack): Durable silicone gasket creates a leak-proof seal between the container and lid to help prevent spills and preserve milk collection. A worn gasket risks leaks and milk loss, so a fresh 2-pack keeps your collection secure.
Willow Wave Gaskets (2-pack)
