Hawyard's commercial grade butterfly valves are built to hold up in saltwater enivornments, with a 1-Piece 316 Stainless Steel Stem and Threaded Retaining Gland. The hand lever with 19 Lockable Stop Positions or optional gear operator also make this valve ideal for the aquaculture user trying to regulate flow. Features include:

One Piece Body and Disc in PVC (Also available CPVC and GFPP)

External Disc Position and Flow Indication

Hydro-dynamic Centric Disc Design for Increased Flow Performance

Over-Sized Liner Face Maximizes Surface Contact with Flanges

Stem Bearing and Seal Retainer for Absolute Stem Positioning and Sealing

ISO 5211 Top Flange and Stem Drive

Over-Molded or Field Mountable 316 Stainless Steel Lugs

Optional Pneumatic or Electric Actuators

Stem Extensions are available

*All Sizes Meet ANSI B16.10 / ISO 5752 Narrow Face-to-Face Dimensions

**Pressure Rated at 150 PSI / 10 Bar in All Sizes @ 70F
Options

Hayward_BYV

Model #	Weight (lbs)	Fits Pipe Size (in)
HAY-BYV-020-L	4	2
HAY-BYV-025-L	4.9	2.5
HAY-BYV-030-L	5.2	3
HAY-BYV-040-L	7.7	4
HAY-BYV-040-G	11.1	4
HAY-BYV-060-L	12.7	6
HAY-BYV-060-G	16.2	6
HAY-BYV-080-L	18.5	8
HAY-BYV-080-G	21.9	8
HAY-BYV-100-G	34.2	10
HAY-BYV-120-G	50.4	12

COMMERCIAL GRADE

| TYPE BYV