Product Description


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Brass DN25 For HVAC Valve for Flow Control Visual Adjustment Ball Valve
DESCRIPTION
Features:
*Efficient Flow Measurement: The brass flow meter features a direct reading valve that visually indicates flow, enabling quick and precise adjustments to heating and for air conditioning circuits for optimal system efficiency.
* for Robust Construction: Made from brass, this flow meter is designed to withstand high pressures and temperatures, make sure longevity and reliable performance in various water systems.
* for Versatile Installation: This valve can be installed in any orientation, providing flexibility in setup and integration into existing water heating and cooling systems without the need for extensive modifications.
*User-friendly Adjustment: Equipped with an adjustable scale, the flow meter allows for straightforward calibration, eliminating the need for complex diagrams or additional measuring devices for flow regulation.
*Automatic Pressure Relief: The built-in safety valve automatically opens to release pressure when calibrated limits are reached, protecting the entire system from overpressure and enhancing operational safety.
*Two flow rates are available: 4-15L/m and 8-30L/m.
*Both connections are double-threaded.
Specifications:
*Product Name:Visual control valve
*Material:Brass
*Size:85mm
*Color:As shown in the figure
*Number of Pieces:1
Package Content:
1 * Ball valve
Note:
1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.





1.We accept payment by any of the following methods: PayPal, Visa, Google pay, American express, Master card, Discover.
2. Payment it's better made within 5 days, Non-payment may result in an UPI (Unpaid Item), eBay will automatically close your account if you accumulate 4 UPI's total.
3. Immediate payment needs to be processed for items with Add to Cart option so that any promotional discounts can be applied to your order immediately.
All orders will be shipped out within 1-10 business days after payment is cleared. Most of orders will be shipped out at the same day if ordered before 9:00 AM PST(Pacific Standard Time) during business days.
All orders will be shipped out via FedEx, USPS or UPS express with a tracking number, which will take 2-6 business days for the delivery.
We only ship to Paypal confirmed address, please make sure that the address is correct before you check out.
- Returns are accepted within 30 days of receipt of item.
- Please contact us prior to return for information about how to handle returns.
- Returned items must be in the condition you received and in the original box.
- Refund will be processed once your return is inspected by our fulfillment center.
- We will issue a refund for the returned items accordingly.
- If the buyer has made an error in their purchase the buyer must be charged for return shipping.
If you have any questions or need installation instructions please contact us via eBay message.

If you are dissatisfied with the item, or the item's arrival room is damaged, please contact me in the eBay background, 

I will reply to your message as soon as possible (there is a time difference, no timely response, please understand) to solve the problem for you ! ! !

Payment
1.We accept payment by any of the following methods: PayPal, Visa, Google pay, American express, Master card, Discover.
2. Payment it's better made within 5 days, Non-payment may result in an UPI (Unpaid Item), eBay will automatically close your account if you accumulate 4 UPI's total.
3. Immediate payment needs to be processed for items with Add to Cart option so that any promotional discounts can be applied to your order immediately.
Shipping
All orders will be shipped out within 1-10 business days after payment is cleared. Most of orders will be shipped out at the same day if ordered before 9:00 AM PST(Pacific Standard Time) during business days.
All orders will be shipped out via FedEx, USPS or UPS express with a tracking number, which will take 2-6 business days for the delivery.
We only ship to Paypal confirmed address, please make sure that the address is correct before you check out.
Returns
- Returns are accepted within 30 days of receipt of item.
- Please contact us prior to return for information about how to handle returns.
- Returned items must be in the condition you received and in the original box.
- Refund will be processed once your return is inspected by our fulfillment center.
- We will issue a refund for the returned items accordingly.
- If the buyer has made an error in their purchase the buyer must be charged for return shipping.
Contact Us
If you have any questions or need installation instructions please contact us via eBay message.

If you are dissatisfied with the item, or the item's arrival room is damaged, please contact me in the eBay background, 

I will reply to your message as soon as possible (there is a time difference, no timely response, please understand) to solve the problem for you ! ! !


On 03-Sep-2026 at 11:51:59 BST, seller added the following information:

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