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Muriatic Acid Danger Instruction Sign - 18 x 24 Inches on Styrene Plastic Muriatic Acid Danger Instruction Sign - 18 x 24 Inches on Styrene Plastic Muriatic Acid Danger Instruction Sign - 18 x 24 Inches on Styrene Plastic Muriatic Acid Danger Instruction Sign - 18 x 24 Inches on Styrene Plastic
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Poolweb #5342WS1824E

Muriatic Acid Danger Instruction Sign - 18 x 24 Inches on Styrene Plastic

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Pool Chemical Signs

Pool Chemical signs are essential for safety purposes. This Muriatic Acid Danger sign lists the dangers associated with the chemical and gives instructions on handling. It is a good idea to have an instructional chemical sign posted by all facilities utilizing these chemicals.

High-Quality Durable Signs

Our plastic signs are printed on 0.40 white styrene which is a hard plastic. The inks are UV resistant to prevent fading. And there are 1/4 inch brass grommets in each corner for hanging.

Easy to Install

Our plastic signs can be easily installed on a wall using screws and bolts. They can also be installed on a fence with zip ties or you can mount them to a floor stand with well nuts or velcro.

Product Information


This Muriatic Acid Danger sign measures 18 x 24 inches, is printed on .040 Styrene Plastic and is designed to post the hazards of Muriatic Acid in your pool chemical room. Our Danger signs indicate an imminently hazardous situation. This sign is lightweight, durable, and waterproof for indoor or outdoor use.

This swimming pool and facility pool sign is designed for harsh swimming pool and outdoor environments. It includes a brass grommet in each corner for easy hanging or mounting. This sign is printed using our high-quality weather and sun resistant inks.

Product Features

  • Overall Sign Size: 18 x 24 Inches
  • Printed on .040 white styrene, a hard plastic material
  • Printed with UV resistant inks to prevent fading
  • 1/4 Inch Brass Grommets in Each Corner
  • Suitable for Indoor and Outdoor Installations

This Sign Reads...


Do Not Take Internally

Avoid Contact with Skin, Eyes or Clothing

Avoid Breathing Fumes


Causes Burns - Vapor Can Be Extremely Hazardous. Do not Combine with Other Chemicals. Reacts Vigorously With Most Metals.

Do Not Drop Or Strike Containers. Do Not Store Near Ventilating Systems Or Where Gas Might Spread Rapidly. Store In Dry Place.


  1. Immediately Flush Skin Or Eyes With Water For At Least 15 Minutes.
  2. Remove Patient From Contaminated Area. Remove All Contaminated Clothing Under Safety Shower.
  3. Keep Patient Warm. Get Medical Attention.
  4. Never Attempt To Give Anything By Mouth To An Unconscious Person.
  5. If Ingested, Give Patient Large Amounts Of Water Or Milk. DO NOT Induce Vomiting.


Spills Should Be Handled Immediately By Neutralization And Dilution Of The Spilled Product By The Use Of Soda Ash (Sodium Carbonate), Lime (Calcium Hydroxide),Or Limestone (Calcium Carbonate) With Large Amounts Of Water.


Liquid Will Cause Serious Skin Burns. Wear Full Protective Equipment.

Consult Corresponding MSDS for Further Hazardous Information & Instructions

Technical Specifications

Product CategoryPool Chemical Signs
Poolweb Item #5342WS1824E
Shipping Weight5.0 lb

Shipping & Returns

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Standard ground shipments may be delivered sooner depending on where you are located, and the shipping method used to ship your order. Combining multiple items onto the same order can change the delivery date and expedited shipping costs, especially if the other items are not available for immediate shipment. Transit time is calculated in business days and does not include Saturday and Sunday.

Return Policy

This item can be returned within 30 days of order. See return policy for details and how to place a return.

Poolweb Guarantee

This item qualifies for a one-year guarantee. Poolweb guarantees that the item you receive will function as advertised for one year. See the Poolweb Guarantee for more details.

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