Water
Sewage

Double Ball Air Valve

series NVD

Application

Ari Valve for drinking water and neutral liquids up to 80°C

Design features

  • The air release component releases entrapped air in pressurized systems
  • Air & vacuum component admits large volumes of air during drainage and at water column separation
  • Dynamic design allows for high velocity air discharge while preventing premature closure
  • Simple and reliable structure , small dimensions, lightweight

Technical characteristcs

  • Designed to ISO
  • Flange standard: AP1609.BS EN558.DN3202
  • Flange ANSI B16.5/BS4504/ EN 1092-2

Downloads

  • Datasheet

  • Hygienic certificate PZH

Dimensions

DNAHStockCodeAmount
DN 40 A 250 H 208 Stock Pre-Order Code NVD040 Amount
DN 50 A 250 H 208 Stock Pre-Order Code NVD050 Amount
DN 65 A 250 H 208 Stock Pre-Order Code NVD065 Amount
DN 80 A 325 H 250 Stock Pre-Order Code NVD080 Amount
DN 100 A 325 H 250 Stock Pre-Order Code NVD100 Amount
DN 125 A 440 H 344 Stock Pre-Order Code NVD125 Amount
DN 150 A 440 H 344 Stock Pre-Order Code NVD150 Amount
DN 200 A 612 H 468 Stock Pre-Order Code NVD200 Amount

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Ductile iron fittings
flange adaptors
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Tapping saddles
other
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customized
Customized Castings

Sales Network

BLUCAST supplies to 24 countries in Europe. Our products are supplied to 3 continents. Contact our sales team and get more information about distribution of BLUCAST products in your country!

IS
NO
SE
FN
RU
KZ
AZ
AM
GE
TR
EE
LV
LT
IE
GB
NL
DK
DE
BE
FR
ESP
PT
CH
PL
BY
CZ
AT
SK
UA
MD
RO
BG
GR
SI
HU
HR
RS
BA
ME
IT
KS
Africa
Other
Middle East

Certificates

BLUCAST company and it’s products are constantly tested and approved by numerous international third party institutions.

Among this, BLUCAST products are certified in different countries by national certification organizations.

  • ISO 9001 logo 80pxls
  • WRAS
  • ACS
  • PZH
  • iso14001 165
  • TUV logo
  • CrefoCertStable Blucast stamp
  • strongest2018
  • coating test 180

Downloads

  • Catalogue
    katalogas_en_web.pdf
    (2.9Mb)
  • Virselis RO
    ROMANIAN_WEB_CATALOGUE-2021.pdf
    (6.4Mb)
  • Virselis 2021 RU
    katalogas_ru_web-1.pdf
    (2.9Mb)