Aquastrom KFR Combined free-flow valves with backflow preventer

Extremely low-noise free-flow valve with integreated backflow preventer for potable water installations.

Y-pattern valve made of bronze, all parts coming into contact with the medium free from brass, with plastic handwheel, design according to DIN 3502. All functions accessible from the top. Maintenance-free spindle sealing by double O-ring.
Draining facility within same plane as handwheel, therefore allowing pipes to be at close centres. The valves with drain bores can be retrofitted with a drain ball valve which is available as accessory.

Sound insulation according to DIN EN ISO 3822: Product group I

Aquastrom KFR Combined free-flow valves with backflow preventer

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 15, Rp ½, bronze Art. No. 4206204

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 20, Rp ¾, bronze Art. No. 4206206

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 25, Rp 1, bronze Art. No. 4206208

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 32, Rp 1 ¼, bronze Art. No. 4206210

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 40, Rp 1 ½, bronze Art. No. 4206212

Aquastrom KFR Combined free-flow with internal thread and drain ball valve G ¼ with backflow preventer, DN 50, Rp 2, bronze Art. No. 4206216

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 15, Rp ½, bronze Art. No. 4205804

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 20, Rp ¾, bronze Art. No. 4205806

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 25, Rp 1, bronze Art. No. 4205808

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 32, Rp 1 ¼, bronze Art. No. 4205810

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 40, Rp 1 ½, bronze Art. No. 4205812

Aquastrom KFR Combined free-flow with internal thread and drain bores G ¼ closed with plugs with backflow preventer, DN 50, Rp 2, bronze Art. No. 4205816

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 15, G ¾, bronze Art. No. 4208204

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 20, G 1, bronze Art. No. 4208206

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 25, G 1 ¼, bronze Art. No. 4208208

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 32, G 1 ½, bronze Art. No. 4208210

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 40, G 1 ¾, bronze Art. No. 4208212

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain ball valve G ¼ with backflow preventer, DN 50, G 2 ⅜, bronze Art. No. 4208216

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 15, G ¾, bronze Art. No. 4207804

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 20, G 1, bronze Art. No. 4207806

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 25, G 1 ¼, bronze Art. No. 4207808

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 32, G 1 ½, bronze Art. No. 4207810

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 40, G 1 ¾, bronze Art. No. 4207812

Combined free-flow valve Aquastrom KFR with flat sealing external thread and drain bores G ¼ closed with plugs with backflow preventer, DN 50, G 2 ⅜,bronze Art. No. 4207816

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain bores G ⅜ closed with plugs with backflow preventer, DN 65, G 3, bronze Art. No. 4208220

Aquastrom KFR Combined free-flow valve with flat sealing external thread and drain bores G ⅜ closed with plugs with backflow preventer, DN 80, G 3 ½, bronze Art. No. 4208224

Aquastrom KFR Combined free-flow with flanges and drain bores G ⅜ closed with plugs with backflow preventer, DN 65 - 2 ½, bronze Art. No. 4209451

Aquastrom KFR Combined free-flow with flanges and drain bores G ⅜ closed with plugs with backflow preventer, DN 80 - 3, bronze Art. No. 4209452