The international transit time is typically 4 to 6 days within Europe and America, and 15 to 20 days for overseas territories. These timeframes can vary significantly depending on the chosen carrier. We can provide a more accurate estimate once you select your carrier at checkout. You can consult our full return policy. In summary, we offer all Monarch customers a 90-day guarantee.

With our commitment to secure payments and our 90-day satisfaction guarantee, you can shop with peace of mind, knowing that your satisfaction is our top priority

The formula is non-corrosive and fully compatible with PVC, stainless steel, and metal. It is free from chlorine and harsh corrosive acids, making it safe for your household plumbing.

Unlike standard gels that simply slide down the drain, the powder transforms into an expanding foam. This allows it to adhere to the pipe walls and "climb" to reach every nook and cranny where buildup hides.

It is suitable for use in kitchen sinks, bathrooms, showers, bathtubs, and toilets. You can even use it for balcony drainage points.

Yes, the product is compatible. However, very frequent use or excessive quantities may temporarily reduce bacterial activity. We recommend sticking to the suggested dosage and spacing out treatments.

1. Pour approximately 50g into the plughole.
2. Wait a moment, then activate the foam by adding hot water.
3. Leave it to work for 15–30 minutes, then rinse thoroughly.

• For persistent blockages: Use the full contents of the bottle and repeat the process if necessary.