MULTI N Inclined Flap Valves — MULTI N Series
Protection against drainage & sewage backwater/flooding. Inclined Flap Valve (minimum 15°) designed for connection to any pipe (PVC, HDPE, Asbestos Cement, Ductile Iron, Clay, Concrete, etc.) to prevent backflow in sewage and drainage systems. In order to ensure a watertight connection to any circular pipe, the appropriate Mission Flex-Seal® ARC Coupling is supplied & already connected to the Multi N valve for easy & quick installation. Note: Make sure to order the correct coupling by specifying both the pipe material type & outside diameter.
Multiple sizes from 110 - 600 mm
- Flap Valve: Glass reinforced plastic using a isophtalic polyester resin
- Coupling Clamps: Surgical Grade 316 Stainless Steel, Nut & Bolt (2 or 4)
- Coupling Shield: 301 Series Stainless Steel with 301 Series Stainless Steel, Worm Drive Clamps (2)
- Coupling Gasket: Molded, One-Piece, Elastomeric Sealing Gasket
Delivered "Ready to Install" with a Mission Flex-Seal® ARC Coupling
MULTI N Inclined Flap Valves MULTI N SeriesDownload
- For installation directly onto spigot end of pipe
- A Mission Flex-Seal® ARC Coupling is supplied and already connected on the MULTI N valve in order to provide an easy and quick installation. It provides a secure and watertight connection to all types of pipe. Make sure to order correctly by specifying both the pipe type and outside diameter of the pipe to be joined.
Reliable and Durable
High mechanical strength due to Glass Reinforced Plastic (GRP) construction. Design is verified by Finite Element Stress Analysis
Resistant up to 1 bar (10 m head) and back pressure to 1 bar (10 m head). Integral rubber seals easily replaced if damaged.
Fast and easy installation. Most sizes can be handled by one person. Very low operating pressure (cracking head) compared with metal flap valves.
Highly resistant to corrosion and UV Degradation. No coating needed.
Natural rubbers provide resistance to ozone, UV and mechanical compression.
Long service life and low maintenance.
Conforms to ISO 9001 quality standards.
Reliable and Durable
MULTI N Series
|A-PIPE OD||B-PIPE OD||C-DEPTH OF SOCKET||MAX JOINT DEFLECTION ANGLE||WEIGHT||MAX Coupling OD Range min||MAX Coupling OD Range max||Larger Pipe ID min||Larger Pipe ID max||Smaller Pipe ID min||Smaller Pipe ID max||Sewer Main Wall Thickness||Lateral Pipe min||Lateral Pipe max||Core Drilling min||Sewer Main Core Break min||Sewer Main Core Break max||Foam Qty Required||DIM. A||DIM B||DIM C||DIM D||DIM E||DIM F||Weight||Pressure Resistance||GG Part||Part|
|126 mm||126 mm||149 mm||110 mm||8 mm||216 mm||0,30 kg||1 bar (10 m head)||MULTI-110-N|
|178 mm||176 mm||192 mm||160 mm||9 mm||299 mm||0,60 kg||1 bar (10 m head)||MULTI-150-N|
|224 mm||216 mm||205 mm||202 mm||11 mm||345 mm||1,20 kg||1 bar (10 m head)||MULTI-200-N||19085|
|284 mm||280 mm||225 mm||263 mm||12 mm||399 mm||1,70 kg||1 bar (10 m head)||MULTI-250-N||19105|
|335 mm||332 mm||265 mm||318 mm||15 mm||480 mm||3,00 kg||1 bar (10 m head)||MULTI-315-N||19125|
|420 mm||417 mm||295 mm||405 mm||16 mm||570 mm||5,40 kg||1 bar (10 m head)||MULTI-400-N|
|659 mm||655 mm||345 mm||638 mm||18 mm||808 mm||15,00 kg||1 bar (10 m head)||MULTI-600-N|
MULTI N Series
|GG Part||Part||Description||Case Qty.||Case Wt.|
|MULTI-110-N||110 mm direct connection to any pipe||1||0,30 kg|
|MULTI-150-N||150 mm direct connection to any pipe||1||0,60 kg|
|MULTI-200-N||200 mm direct connection to any pipe||1||1,20 kg|
|MULTI-250-N||250 mm direct connection to any pipe||1||1,70 kg|
|MULTI-315-N||315 mm direct connection to any pipe||1||3,00 kg|
|MULTI-400-N||400 mm direct connection to any pipe||1||5,40 kg|
|MULTI-600-N||600 mm direct connection to any pipe||1||15,00 kg|