SKU: 99128959280

A4 – FORMULA 420 PLASTICS / SILICONE

Sale price$12.59 Regular price$13.99
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

A4 – FORMULA 420 PLASTICS / SILICONEAbout the Product Formula 420 A4 is a specialized cleaning solution made to safely clean plastic, acrylic, and silicone smoking accessories. Its non abrasive formula works fast without scratching, protecting your pieces. It can be hard to find a cleaner that is tough on residue but gentle on acrylic or silicone. Formula 420's A4 Plastics & Silicone Cleaner is made for this job. Formulated for non glass surfaces, it dissolves sticky resin and tar

About the Product

Formula 420 A4 is a specialized cleaning solution made to safely clean plastic, acrylic, and silicone smoking accessories. Its non-abrasive formula works fast without scratching, protecting your pieces.

It can be hard to find a cleaner that is tough on residue but gentle on acrylic or silicone. Formula 420's A4 Plastics & Silicone Cleaner is made for this job. Formulated for non-glass surfaces, it dissolves sticky resin and tar without the scratching or hazing caused by harsh chemicals.

This ready-to-use formula needs no mixing or added salt, giving you a powerful clean in minutes. It works on acrylic bongs, silicone rigs, and other plastic accessories. Formula 420 A4 helps restore them to like-new condition, making routine cleaning simple.

Product Specifications

This table shows how the features of Formula 420 A4 help you maintain your non-glass collection.

Specification Value (What It Does) Benefit (Why It Helps You)
Plastic & Silicone Safe Formula Contains no harsh abrasives or chemicals that can degrade soft materials. Protects the clarity and lifespan of your acrylic and silicone pieces.
Fast-Acting Solution Dissolves resin and tar in as little as one minute without scrubbing. Saves time and effort, making routine cleaning quick and simple.
12 fl oz (355ml) Bottle Provides enough cleaner for multiple cleaning cycles. Offers great value and means you'll have cleaner on hand when needed.
Ready-to-Use Requires no mixing, diluting, or adding other components like salt. Makes cleaning easy — just pour, soak, and rinse.

Feature Deep Dives — What Makes It So Effective?

Understanding what sets Formula 420 A4 apart from other cleaners helps you make an informed choice.

What Makes A4 Safe For Acrylic And Silicone Pieces?

Formula 420 A4 is engineered to be non-abrasive. Some cleaners use coarse materials like salt or harsh solvents that can scratch, cloud, or weaken plastic and silicone over time. A4 instead uses a chemical action to dissolve residue. This approach protects your piece's look and structure, preventing the micro-scratches that can make it look dull.

How Is A4 Different From Formula 420 A1 For Glass?

While both cleaners are from the trusted Formula 420 brand, they are not interchangeable. A4 is the designated cleaner for plastics, acrylics, and silicone. Formula A1 is a different product designed for hard, non-porous surfaces like glass, Pyrex, metal, and ceramic. Using the right cleaner for your piece's material is crucial for effective cleaning and avoiding damage.

A Step-By-Step Guide — How Do I Use Formula 420 A4?

Get the best results from your cleaner by following these simple steps. The process usually takes just a few minutes.

How Can I Clean A Silicone Or Acrylic Bong With A4?

  1. Prepare: Take apart any removable parts from your bong or rig. Rinse the piece with warm water to remove loose debris.
  2. Apply: Plug any openings on your piece. Pour enough Formula 420 A4 inside to coat all soiled surfaces.
  3. Shake: For light buildup, shake the piece for about one minute. This movement helps the cleaner dissolve residue quickly.
  4. Soak (Optional): For heavier, caked-on resin, let the solution soak for 5-15 minutes to penetrate and break down tough spots.
  5. Rinse: Pour out the used cleaner. Rinse your piece with warm water until all traces of the solution and any smell are gone.
  6. Dry: Let the item air dry completely before you reassemble and use it.

Under-$30 Alternatives — What Are My Other Cleaning Options?

While Formula 420 A4 is an excellent choice for plastics, it's helpful to see how it compares to other options in the same price range.

Product Primary Use Best For Price Tier
Formula 420 A4 Plastic/Silicone Cleaner Liquid Soak & Shake Deep cleaning acrylic bongs & silicone rigs Under $20
Formula 420 A1 Glass Cleaner Liquid Soak & Shake Cleaning glass, metal, and ceramic pieces Under $20
Formula 710 Advanced Cleaner Liquid Soak & Shake Tackling extremely tough, oily residue Under $20
Formula 420 Cleaning Wipes Wipe-Down Quickly cleaning mouthpieces, bowls, and tools Under $15

Safety And Best Practices — How Do I Use A4 Safely?

Using any cleaning solution properly ensures your safety and protects your accessories. Follow these guidelines for the best experience.

What Is The Pre-Use Safety Checklist For This Cleaner?

  • Check Material Compatibility: Confirm your piece is made of plastic, acrylic, or silicone. Do not use A4 on glass or ceramic (use A1 instead).
  • Use in a Ventilated Area: While working, ensure there is good airflow, such as from an open window or a fan.
  • Protect Surfaces: Place a towel or mat under your work area to catch any drips or spills.
  • Wear Gloves (Recommended): To avoid skin irritation, it's a good practice to wear waterproof gloves during cleaning.
  • Read the Label: Always review the instructions and warnings on the product bottle before your first use.
  • Dispose Properly: Follow local guidelines for disposing of the used cleaning solution.

A great cleaner is just the first step. To make your cleaning process even easier, explore our full range of maintenance tools, from cleaning caps to specialized brushes.


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 99128959280

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4.2 ★★★★★
Based on 18 reviews
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J
Verified Purchase
Julie Lincoln
Belleville, US
★★★★★ 4
Easy to put together , decent quality
Color: Black, Size: Wheel-6 Panel
Purchased for office, easy to put together , durable quality , exactly what we needed to partition a small space
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 15, 2025
A
Verified Purchase
Amazon Customer
Lexington, US
★★★★★ 5
Nice and sturdy
Color: Grey, Size: Wheel-8 Panel
Good privacy wall
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
S
Verified Purchase
Steven J.
Houston, US
★★★★★ 1
Super Low Quality/Unacceptable QC
Color: Black, Size: Wheel-6 Panel
I spent probably about an hour putting it together, only to take it right back apart and pack it up to return. The dimples for half the poles were on the wrong side (double and triple checked to make sure they couldn't be spun around. The threaded ends for the wheels were freely spinning on all but 2 wheels, making it impossible to actually tighten them fully. Once it was all put together, the screens could not be folded up to neatly put it aside when not in use. All in all, this was shamefully low quality for the money spent.
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Reviewed in the United States on July 22, 2024
M
Verified Purchase
Miriam Avila Sanchez
Chelsea, US
★★★★★ 5
Needed for Sunday School
Color: Grey, Size: Wheel-6 Panel
This was purchase to divide two Sunday school children classes. It works wonderful, big enough, sturdy and with wheels, so is easy to move. Thanks God we can find everything in amazon.com. Delivery was fast and perfect. Thank you .
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Reviewed in the United States on December 6, 2024
M
Verified Purchase
Melissa P
Chelsea, US
★★★★★ 3
Not as tall as anticipated
Color: Black, Size: Wheel-6 Panel
Definitely not 6 feet tall, more like 5 1/2. Very sturdy and the fabric is thick. Works well for what we're using it for.
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Reviewed in the United States on November 30, 2025

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