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Check Valve, "Otome-Chan"

4.75 (4)
This product is not completely sealed. Air may enter depending on the operating conditions. Does not exhibit effectiveness in extreme circumstances of negative pressure inside rooms.
Springing out and sound occurs in drain chamber of the air reflux indoors from the drain hose by the pressure difference between indoor and outdoor in well-insulated and airtight houses. "Otome-Chan" is the back flow prevention valve can exhaust drain smo
Color Tone
Acrylic resin
(Pipe) DHQ-14/DHQ-16
...see all
Product Options
Ship pack of Mfr.# Item.# Sales Price Availability Qty.
1PC 1 DHB-1416 40180795 8.55 SGD
In stock
Customer Reviews
5 star 3
4 star 1
3 star 0
2 star 0
1 star 0
Review Rating: 4.75
4 Customer Reviews
The reviews are automatic translation.
I ask them not commonly used in the air conditioning construction of high-rise apartment
From Japan
On 2015-10-17 17:31:51
Today also, but we have installation work of air conditioning in the new condominiums, we also have used the desired customers. The nice thing about this product is that I think I can clean yourself.
This review is about item#40180795.
Rather than the rainwater pipes, of establishments that have a drain drainage to sewage pipes, the smell of problem-solving
From Japan
On 2014-12-25 07:02:58
Currently, if there is only sewage pipe drainage in the metropolitan area building are many, sewage-microbial: by the chemical reaction of the (= mold etc polysaccharides, etc.), Situation is frequently the air-conditioned main parts melts. «Those who do not have recognized many» This series in the (vertical), consider whether horizontal also essential.
This review is about item#40180795.
"Insect of intrusion prevention," "air inflow prevention" in the street of boasting
From Japan
On 2014-08-14 15:19:51
We can firmly fixed by the retaining pin.
This review is about item#40180795.
When you turn Toka ventilation fan in the confidentiality of the good apartment, to stop the sound from the air conditioning
From Japan
On 2013-07-11 15:20:56
Mounting is also easy, even the effect excellent!
This review is about item#40180795.

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