DN:

• check 40(1)
• check 50(2)

Kvs valve:

• check 15 m3/h(2)
• check 40 m3/h(1)

Tap/valve connection:

• check External thread(2)
• check Internal thread(2)

Valve design:

• check Spherical, 2-way(1)
• check Spherical, 3-way(1)