★★★★★ 5
BMW F25
Saved me when tried to change the oil. Great price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
Watts 80 psi Air Separator, Iron, 1-1/4 in Inlet - AS-M1- 1-1/4
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Watts 80 psi Air Separator, Iron, 1-1/4 in Inlet - AS-M1- 1-1/4Designed to separate air from water in hydronic heating systems, this WATTS air separator allows entrapped air in the hot water heating system piping to be is dispersed by its internal agitator as the water is recirculated within the heating system piping. Model has tappings that allow installation of an air vent and expansion tank.
Quick Dispatch:
Your Watts 80 psi Air Separator, Iron, 1-1/4 in Inlet - AS-M1- 1-1/4 orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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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
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Product Reviews
★★★★★ 5
Perfect fit
This product was a perfect fit on our 2009 BMW 328i. It was alittle difficult connecting the hose at the bottom because my husband has big hands but I was able to help tighten the screw Due to my smaller hand size Overall very good product and fast delivery
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Reviewed in the United States on October 5, 2023
★★★★★ 5
Fast delivery, quality products
Fast delivery, quality products
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Reviewed in the United States on April 9, 2025
★★★★★ 5
Perfect fit
Fixed my coolant leak
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Reviewed in the United States on February 21, 2025
★★★★★ 4
Fixed my leak
Fixed my leak been holding for a couple months solid
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 18, 2023
