{"id":41861,"date":"2026-04-23T04:41:32","date_gmt":"2026-04-23T04:41:32","guid":{"rendered":"https:\/\/valve-atlas.com\/hvac-butterfly-valves-new-york\/"},"modified":"2026-04-26T01:06:22","modified_gmt":"2026-04-26T01:06:22","slug":"hvac-butterfly-valves-new-york","status":"publish","type":"page","link":"https:\/\/valve-atlas.com\/fr_ca\/hvac-butterfly-valves-new-york\/","title":{"rendered":"HVAC Butterfly Valves New York | UNIVAL Wafer &#038; Lug BWN\/BLN Series | Valve-Atlas"},"content":{"rendered":"<style>\ndiv.va-loc { font-family: Outfit, -apple-system, sans-serif !important; max-width: 1200px !important; margin: 32px auto !important; padding: 0 24px !important; box-sizing: border-box; }\ndiv.va-loc h2 { border-bottom: 3px solid #0B5ED7 !important; padding-bottom: 8px !important; margin-top: 48px !important; margin-bottom: 20px !important; color: #021228 !important; font-size: 32px !important; }\ndiv.va-loc h3 { color: #021228 !important; margin-top: 32px !important; margin-bottom: 12px !important; font-size: 22px !important; }\ndiv.va-loc p { color: rgba(2,18,40,0.82) !important; line-height: 1.7 !important; margin-bottom: 16px !important; font-size: 17px !important; }\ndiv.va-loc ul { padding-left: 24px !important; margin: 16px 0 24px !important; }\ndiv.va-loc ul li { color: rgba(2,18,40,0.82) !important; line-height: 1.8 !important; margin-bottom: 8px !important; list-style: disc !important; font-size: 17px !important; }\ndiv.va-loc strong { color: #021228 !important; }\ndiv.va-loc a { color: #0B5ED7 !important; text-decoration: underline !important; }\ndiv.va-loc a:hover { color: #021228 !important; }\ndiv.va-loc table { border-collapse: collapse; width: 100%; margin: 24px 0; background: white; border: 1px solid #E2E8F0; border-radius: 8px; overflow: hidden; }\ndiv.va-loc table th { background: #021228; color: white; padding: 12px 16px; text-align: left; font-weight: 600; }\ndiv.va-loc table td { padding: 12px 16px; border-top: 1px solid #E2E8F0; color: rgba(2,18,40,0.82); }\ndiv.va-loc table tr:nth-child(even) td { background: #F8FAFC; }\ndiv.va-loc .va-regions { background: #F8FAFC !important; border: 1px solid #E2E8F0 !important; border-radius: 12px !important; padding: 24px 28px !important; margin: 32px 0 !important; }\ndiv.va-loc .va-regions h3 { margin-top: 0 !important; color: #021228 !important; }\ndiv.va-loc .va-regions ul { list-style: none !important; padding: 0 !important; display: grid !important; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important; gap: 8px !important; }\ndiv.va-loc .va-regions ul li { list-style: none !important; margin: 0 !important; }\ndiv.va-loc .va-regions a { display: block !important; padding: 10px 14px !important; border: 1px solid #E2E8F0 !important; border-radius: 8px !important; background: white !important; color: #0B5ED7 !important; text-decoration: none !important; text-align: center !important; font-weight: 500 !important; }\ndiv.va-loc .va-regions a:hover { background: #0B5ED7 !important; color: white !important; }\n<\/style>\n<div class=\"va-loc\" style=\"max-width:1200px;margin:32px auto;padding:0 24px;font-family:Outfit,-apple-system,sans-serif;box-sizing:border-box;\">\n<h2 class=\"wp-block-heading\">HVAC Butterfly Valves New York: Wafer and Lug Type UNIVAL BWN\/BLN Series for Chilled Water, Condenser Water, Heating Hot Water, Cooling Tower and Glycol Loop Isolation in New York Mechanical Rooms<\/h2>\n<p>ValveAtlas supplies UNIVAL HVAC butterfly valves (BWN-0201 wafer, BWN-0301 wafer gear-box, BLN-0201 lug, BLN-0301 lug gear-box, BLN-0401 lug double-eccentric) DN50 through DN600 with ductile iron body, EPDM or NBR seat, 316 stainless stem and PN10\/PN16\/ANSI Class 125 flange compatibility to mechanical contractors and HVAC subs across New York. These are industrial HVAC valves, not UL\/FM fire listed \u2014 for fire service see <a href=\"\/butterfly-valves-fire-protection\/\">UL\/FM Fire Butterfly Valves<\/a>.<\/p>\n<p>Reference for New York mechanical designers at JFK, One World Trade Center, Empire State Building and Columbia University selecting butterfly valves for chiller evaporator\/condenser isolation, cooling tower loop, heating hot water main, boiler inlet\/outlet, VPF plant bypass, DHW mixing valve and pool\/snowmelt glycol circuits.<\/p>\n<h2 class=\"wp-block-heading\">UNIVAL HVAC butterfly product range<\/h2>\n<p>BWN-0201 wafer lever DN100-DN300, BWN-0301 wafer gear-box DN350-DN600, BLN-0201 lug lever DN50-DN300, BLN-0301 lug gear-box DN100-DN600, BLN-0401 lug double-eccentric bubble-tight DN100-DN600. ASTM A536 ductile iron body, EPDM-encapsulated disc, 316 SS stem. PN16 \/ ANSI Class 125 \/ Class 150 flange match.<\/p>\n<h2 class=\"wp-block-heading\">Why New York mechanical contractors choose ValveAtlas HVAC butterfly<\/h2>\n<p><strong>Wafer vs Lug selection expertise.<\/strong> Wafer (BWN) between flanges for in-line service; Lug (BLN) with threaded bolt holes for dead-end and maintainable service.<\/p>\n<p><strong>EPDM (water) or NBR (oil) seat material.<\/strong> Spec seat to fluid \u2014 EPDM for glycol and chilled water, NBR for hydraulic and compressor oil.<\/p>\n<p><strong>Double-eccentric for bubble-tight.<\/strong> BLN-0401 has offset pivot for zero-leakage class A shutoff on steam and high-pressure water mains.<\/p>\n<h2 class=\"wp-block-heading\">Competitor substitution for New York<\/h2>\n<p>Keystone Figure 221\/222, Bray Series 21\/22\/31, Milwaukee MW-12\/ML-12 and Apollo 141\/142 butterfly valves all substitute one-for-one with UNIVAL BWN\/BLN at matching type, size, seat and operator.<\/p>\n<h2 class=\"wp-block-heading\">Related New York HVAC products<\/h2>\n<p>See also: <a href=\"\/flanged-valves\/\">HVAC flanged valves<\/a>, <a href=\"\/products\/boiler-room\/\">Boiler room components<\/a>, <a href=\"\/hvac-check-valves-new-york\/\">HVAC check valves New York<\/a>, <a href=\"\/hvac-ball-valves-new-york\/\">HVAC ball valves New York<\/a>.<\/p>\n<h2 class=\"wp-block-heading\">Contact ValveAtlas for New York HVAC butterfly quotation<\/h2>\n<p>Email BWN\/BLN quotation requests with size, operator (lever\/gear\/double-eccentric), seat material and flange class to <a href=\"mailto:info@valve-atlas.com\">info@valve-atlas.com<\/a>.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>HVAC Butterfly Valves New York: Wafer and Lug Type UNIVAL BWN\/BLN Series for Chilled Water, Condenser Water, Heating Hot Water, Cooling Tower and Glycol Loop Isolation in New York Mechanical Rooms ValveAtlas supplies UNIVAL HVAC butterfly valves (BWN-0201 wafer, BWN-0301 wafer gear-box, BLN-0201 lug, BLN-0301 lug gear-box, BLN-0401 lug double-eccentric) DN50 through DN600 with ductile&hellip;<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","iawp_total_views":0,"footnotes":""},"class_list":["post-41861","page","type-page","status-publish","hentry","description-off"],"_links":{"self":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/41861","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/comments?post=41861"}],"version-history":[{"count":5,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/41861\/revisions"}],"predecessor-version":[{"id":42430,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/41861\/revisions\/42430"}],"wp:attachment":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/media?parent=41861"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}