Vaillant Automatic DE-Aerator Euro Prop/Plus 104521

Brand: Vaillant Sold By: TopSelected
$65.81 In Stock
Ships from United Kingdom Arrives in 10-15 business days

Free Standard Shipping on orders over 89

30-day returns in original condition. Food, medicine & supplements are non-returnable.
Delivery:
17
August2026
-
24
August2026
delivery Delivery Guarantee arrow
check$5 Credit If Delayed
checkFull Refund If Item Is Damaged
check15-Day Full Refund If No Updates
check30-Day Full Refund If Not Delivered
Vaillant Automatic DE-Aerator Euro Prop/Plus 104521

Vaillant Automatic DE-Aerator Euro Prop/Plus 10...

$65.81

Product Details
  • on the same day in mainland UK
  • Trust A Part boiler experts with over 25 years of experience in heating, boiler maintenance and parts of
  • Family owned business proud of high levels of customer satisfaction
  • All new parts are equipped with one of 12 months

  • Manufacturer: Vaillant
  • Model Number: 104521
  • Package Quantity: 1
  • Part Number: 104521

104521 S10245 282.66.0005 104521 VMW 242-2-5 R3 VMW 28-362-5 R3 VMW 282-2-3 R3 VMW 282-2-5 R2 VMW 8-2 5 R3 VMW 280-2-3 R3 VMW 280-2-5 R3 VMW 24-280-5 R1 VMW 24-282-5 R3 VMW 242-2-3 R2 VM 376-5 VM 376-3 -5 R3 VMW 346-3-5 VMW 346-3-5 R3 VM 240-2-5 R1 VM 240-2-5 R3 VM 202-2-5 R3 VM 242-2-5 R3 VM 282-5 R3 VM 2 VM 2 VM 2 80-2-5 R1 VM 280-2-5 R3 VMW 242-2-3 R1 VMW 242-2-5 R1 VMW 242-2-5 R2 VMW 240-2-3 R1 VMW 240-2-5 R1 VM 2-4-5V MW 242-4-5 VMW 282-4-5 VMW 322-4-5 VMW 240-3-5 VMW 240-3-5B VMW 280-3-5 VMW 280-3-5B VMW 28-322-4-5 VMW RV W 280-3-3 R1 VMW 236-3-5 VM 240-3-5 VM 246-3-5 R3 VM 246-3-5 VM 242-2-5 R1 VM 242-2-5 R2 VM 282-2-5 R2 VM 2-5 R1 VMW 296-3-5 VMW 296-3-5 R3 VMW 236-3-5 R3 VMW283625R3 VMW28223R3 VMW28225R2 VMW24025R3 VMW28023 R3 VM W28025R3 VMW242805R1 VMW242825R3 VMW24223R2 VMW24225R2 VMW24025R1 VM24025R1 VM24025R3 VM20225R3 VM24 25R3 VM28225R3 VM37635 VM37635R3 VMW34635 VMW34635R3 VM24635 VM24635R3 VMW29635 VM28025R1 25r3 VMW2423R1VMW24023R1 VMW24035 VMW24035B VMW28035 VMW28035B VMW24245 VMW24245B VMW28245 VMW32245 32245 B VMW2832245RV VMW24243MR1 VMW24033MR1 VMW28033R1 VMW23635 VM24245 VM24225R1 VM28225R1 VM24035 VM2424242424242425 25r2 VM28225R2 VMW2403M VMW24233M VMW24243M VMW29635R3 VMW23635R3 VMW 21-245-4-5 R3 VMW 242-3-5 M CLASSIC VMW -2-3 R4 VMW 2-2-3B R1V MW 242-2-3B R2 VMW 242-2-3B R4 VMW 242-2-5 R4 VMW 242-2-5B R1 VMW 242-2-5B R2 VMW 242-2-5B R3 VM W 242-2-5B R4 VMW2144545R3 VMW24235MCLASSIC VMW24223R4 VMW24223BR1 VMW24223BR2 VMW24223BR4 VMW24225R1 VMW2 4225r 3 VMW24225R4 VMW25BR1BR1 VMW24225BR2 VMW24225BR3 VMW24225BR4 VMW 242-3-3M VMW 242-4-3M R1 VMW 242-4-3M VMW mw 242 -4-3MB R1 VMW 242-4-3MB VMW 2-3MB 4-5 R2 VMW 242-4-5B R2 VMW 242-4-5B VMW 256-5-5 R2 VMW 256-5-5 R3 VMW 7 R1 VMW 275-4-7 R2 VMW 275-4-7 VMW 286-3-3 VMW 286-5-3 A R4 VMW 286-5-3 R2 VMW 286-5-3 R4 VMW 286-5-3 VMW 6-5-5 R2 VMW 306-5-5 R3 VMW 306 5-5-5 R4 VMW 306-5-5 VMW24243MBR1 VMW 346-5-5 R2 VMW24243MB VMW24245R2 VMW 3 14-16 5 R3 VMW 346-5-5 R4 VMW24245BR245BR2VMW 3 46-5-5 VMW 240-2-3B R1...

Shipping Overview: 

• Shipping: Standard Domestic Shipping within the United States charges first item USD 6.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 11.99 and additional item USD 4.0 each.

• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.

• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days 

• International Shipping: Currently, we only ship within the USA. 

• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs:
    - If your return is approved due to a defective, damaged, or incorrect item, we will provide a prepaid return shipping label at no cost.

    - If the item has no quality issues and matches the product listing and description, please contact our Customer Service team before returning it. Once your return is authorized, you must return the item according to the provided instructions. In this case, the return shipping cost is the customer's responsibility.

    - We are not responsible for return shipping costs for items returned without prior authorization.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Please contact us to get return labels.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 (800) 660-3783

  • Email: cs@everymarket.com

 

  • on the same day in mainland UK
  • Trust A Part boiler experts with over 25 years of experience in heating, boiler maintenance and parts of
  • Family owned business proud of high levels of customer satisfaction
  • All new parts are equipped with one of 12 months

  • Manufacturer: Vaillant
  • Model Number: 104521
  • Package Quantity: 1
  • Part Number: 104521

104521 S10245 282.66.0005 104521 VMW 242-2-5 R3 VMW 28-362-5 R3 VMW 282-2-3 R3 VMW 282-2-5 R2 VMW 8-2 5 R3 VMW 280-2-3 R3 VMW 280-2-5 R3 VMW 24-280-5 R1 VMW 24-282-5 R3 VMW 242-2-3 R2 VM 376-5 VM 376-3 -5 R3 VMW 346-3-5 VMW 346-3-5 R3 VM 240-2-5 R1 VM 240-2-5 R3 VM 202-2-5 R3 VM 242-2-5 R3 VM 282-5 R3 VM 2 VM 2 VM 2 80-2-5 R1 VM 280-2-5 R3 VMW 242-2-3 R1 VMW 242-2-5 R1 VMW 242-2-5 R2 VMW 240-2-3 R1 VMW 240-2-5 R1 VM 2-4-5V MW 242-4-5 VMW 282-4-5 VMW 322-4-5 VMW 240-3-5 VMW 240-3-5B VMW 280-3-5 VMW 280-3-5B VMW 28-322-4-5 VMW RV W 280-3-3 R1 VMW 236-3-5 VM 240-3-5 VM 246-3-5 R3 VM 246-3-5 VM 242-2-5 R1 VM 242-2-5 R2 VM 282-2-5 R2 VM 2-5 R1 VMW 296-3-5 VMW 296-3-5 R3 VMW 236-3-5 R3 VMW283625R3 VMW28223R3 VMW28225R2 VMW24025R3 VMW28023 R3 VM W28025R3 VMW242805R1 VMW242825R3 VMW24223R2 VMW24225R2 VMW24025R1 VM24025R1 VM24025R3 VM20225R3 VM24 25R3 VM28225R3 VM37635 VM37635R3 VMW34635 VMW34635R3 VM24635 VM24635R3 VMW29635 VM28025R1 25r3 VMW2423R1VMW24023R1 VMW24035 VMW24035B VMW28035 VMW28035B VMW24245 VMW24245B VMW28245 VMW32245 32245 B VMW2832245RV VMW24243MR1 VMW24033MR1 VMW28033R1 VMW23635 VM24245 VM24225R1 VM28225R1 VM24035 VM2424242424242425 25r2 VM28225R2 VMW2403M VMW24233M VMW24243M VMW29635R3 VMW23635R3 VMW 21-245-4-5 R3 VMW 242-3-5 M CLASSIC VMW -2-3 R4 VMW 2-2-3B R1V MW 242-2-3B R2 VMW 242-2-3B R4 VMW 242-2-5 R4 VMW 242-2-5B R1 VMW 242-2-5B R2 VMW 242-2-5B R3 VM W 242-2-5B R4 VMW2144545R3 VMW24235MCLASSIC VMW24223R4 VMW24223BR1 VMW24223BR2 VMW24223BR4 VMW24225R1 VMW2 4225r 3 VMW24225R4 VMW25BR1BR1 VMW24225BR2 VMW24225BR3 VMW24225BR4 VMW 242-3-3M VMW 242-4-3M R1 VMW 242-4-3M VMW mw 242 -4-3MB R1 VMW 242-4-3MB VMW 2-3MB 4-5 R2 VMW 242-4-5B R2 VMW 242-4-5B VMW 256-5-5 R2 VMW 256-5-5 R3 VMW 7 R1 VMW 275-4-7 R2 VMW 275-4-7 VMW 286-3-3 VMW 286-5-3 A R4 VMW 286-5-3 R2 VMW 286-5-3 R4 VMW 286-5-3 VMW 6-5-5 R2 VMW 306-5-5 R3 VMW 306 5-5-5 R4 VMW 306-5-5 VMW24243MBR1 VMW 346-5-5 R2 VMW24243MB VMW24245R2 VMW 3 14-16 5 R3 VMW 346-5-5 R4 VMW24245BR245BR2VMW 3 46-5-5 VMW 240-2-3B R1...

Shipping Overview: 

• Shipping: Standard Domestic Shipping within the United States charges first item USD 6.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 11.99 and additional item USD 4.0 each.

• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.

• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment. 

• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days 

• International Shipping: Currently, we only ship within the USA. 

• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.

Shipping Delays: 

Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.

Shipping Options:

  • Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.

  • Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.

  • Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.

  • Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.

Delivery Details:

  • Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.

  • Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.

  • Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.

Shipping Confirmation:

You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.

Order Modifications:

If you need to cancel or modify your order, please contact our customer support immediately.

Issues with Delivery:

If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.

Customer Support:

Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.

Return & Refund Policy Overview

Please review our return and refund policies below to ensure a smooth transaction process.

Return Policy

  • Duration: You have 30 days from receiving your item to initiate a return.

  • Condition: Items must be unworn, unwashed, with original tags and packaging intact.

  • Shipping Costs:
    - If your return is approved due to a defective, damaged, or incorrect item, we will provide a prepaid return shipping label at no cost.

    - If the item has no quality issues and matches the product listing and description, please contact our Customer Service team before returning it. Once your return is authorized, you must return the item according to the provided instructions. In this case, the return shipping cost is the customer's responsibility.

    - We are not responsible for return shipping costs for items returned without prior authorization.

  • Packaging: Ensure returned items are well-packaged to avoid damage during transit.

  • Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.

  • Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.

How to Return

  • Method: Returns must be sent back by mail to the address provided in the return instructions.

Return Label

  • Please contact us to get return labels.

Product Conditions for Return

  • Eligible Products: Returns are only accepted for items in new condition.

Nonreturnable Items

Certain items are not eligible for return:

  • Electronic devices after 30 days (e.g., computers, laptops, Kindles)

  • Gift cards, prepaid game cards

  • Perishable goods, live insects, some jewelry, some health and personal care items

  • Customized or personalized products

  • Items with special shipping restrictions

Refund Policy

  • Window: Eligible products may be returned within 30 days of delivery for a refund.

  • Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.

  • Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.

Claims

Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.

Exchange Policy

For the quickest service, return your original item and place a new order for the desired product once your return is accepted.

Return Address

EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366

Customer Support

Available 24/7 for any questions or assistance needed:

  • Phone: +1 (800) 660-3783

  • Email: cs@everymarket.com

 

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