{"product_id":"b-meters-gsd8-single-jet-cold-hot-water-meter","title":"B Meters GSD8 Single-Jet Water Meter (Cold \u0026 Hot \/ MID R100 \/ WRAS)","description":"\u003cdiv class=\"technical-product-description\"\u003e\n  \u003cp\u003eThe \u003cstrong\u003eB Meters GSD8 Single-Jet Water Meter\u003c\/strong\u003e is the leading compact dry-dial mechanical water sub-meter designed for domestic tenant billing, residential apartments, and commercial office submetering. Featuring a 360° rotating register, high sensitivity, and full WRAS and MID R100 approval, the GSD8 is pre-equipped for non-magnetic inductive clip-on AMR communication modules (Pulse, M-Bus, Wireless M-Bus, and LoRaWAN).\u003c\/p\u003e\n\n  \u003cdiv style=\"background-color: #f8fafc; border-left: 4px solid #FFC700; padding: 12px 16px; margin: 16px 0; border-radius: 0 4px 4px 0;\"\u003e\n    \u003cstrong style=\"color: #0f172a;\"\u003eKey Engineering Highlights:\u003c\/strong\u003e\n    \u003cul style=\"margin: 6px 0 0 0; padding-left: 20px; color: #334155;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWRAS Approved \u0026amp; MID Certified:\u003c\/strong\u003e Fully approved for potable drinking water installations in the UK and certified to MID 2014\/32\/EU (R100-H \/ R50-V).\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eSuper-Dry Dial Mechanism:\u003c\/strong\u003e Dry dial totalizer with magnetic transmission guarantees that the gears remain clean, scale-free, and legible in all water qualities.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eAnti-Magnetic Fraud Protection:\u003c\/strong\u003e Equipped with internal magnetic shielding to prevent external tampering or magnetic deceleration.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eRetrofittable IWM AMR Modules:\u003c\/strong\u003e Inductive non-magnetic target disc supports clip-on IWM-PL3 (Pulse), IWM-MB3 (M-Bus), and IWM-LR3 (LoRaWAN) modules without unsealing the meter.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e360° Rotating Counter:\u003c\/strong\u003e Allows effortless reading and cable routing whether installed horizontally or vertically.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003ch3 style=\"font-size: 16px; font-weight: 800; color: #0f172a; margin-top: 24px; border-bottom: 2px solid #e2e8f0; padding-bottom: 6px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13.5px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; width: 35%; background: #f8fafc;\"\u003eMeasurement Principle\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eSingle-Jet Super-Dry Dial (Magnetic Coupling)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eMetrology \u0026amp; Approvals\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eWRAS Approved (UK Potable Water), MID (2014\/32\/EU), ISO 4064 Class B\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eSizes \u0026amp; Capacities\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eDN15 (1\/2\" BSP, Q3 2.5 m³\/h, 110mm) \u0026amp; DN20 (3\/4\" BSP, Q3 4.0 m³\/h, 130mm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eTemperature Duty\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eCold Water: 0°C to +50°C (30°C standard) | Hot Water: 30°C to +90°C\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eMaximum Working Pressure\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003ePN16 (16 bar hydrostatic rating)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eBody Material\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eForged Lead-Free Brass Body complete with union nut and tail set\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eDynamic Rangeability\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eR100 Horizontal \/ R50 Vertical\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px 10px; font-weight: 700; color: #475569; background: #f8fafc;\"\u003eAMR Outputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px 10px; color: #0f172a;\"\u003eDirect Reed Pulse Lead (K=1, 10 l\/imp) or Inductive Clip-on IWM Module (M-Bus, wM-Bus, LoRa)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"font-size: 16px; font-weight: 800; color: #0f172a; margin-top: 24px; border-bottom: 2px solid #e2e8f0; padding-bottom: 6px;\"\u003eStandards \u0026amp; Building Compliance\u003c\/h3\u003e\n  \u003cul style=\"font-size: 13.5px; color: #334155; line-height: 1.6; margin-top: 8px;\"\u003e\n    \u003cli\u003eComplies with \u003cstrong\u003eThe Water Supply (Water Fittings) Regulations 1999\u003c\/strong\u003e via full WRAS Approval\u003c\/li\u003e\n    \u003cli\u003eSatisfies \u003cstrong\u003eBREEAM Wat 02 (Water Monitoring)\u003c\/strong\u003e and \u003cstrong\u003eCIBSE TM39\u003c\/strong\u003e requirements\u003c\/li\u003e\n    \u003cli\u003eMID Class B certified under \u003cstrong\u003eBS EN ISO 4064\u003c\/strong\u003e for revenue and tenant water billing\u003c\/li\u003e\n    \u003cli\u003eDirectly compatible with commercial BMS and automated submetering data collectors\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"B Meters","offers":[{"title":"GSD8 3\/4\" Cold Water Q3 4.0 MID R100 Mbus 130mm c\/w unions \/ Wired M-Bus (EN 13757)","offer_id":61499901149518,"sku":"MW20CM","price":50.7,"currency_code":"GBP","in_stock":true},{"title":"GSD8 1\/2 Cold Water Meter Pulsed 2.5 R100 WRAS 110mm unions \/ Pulsed Output (Volt-Free)","offer_id":61499901182286,"sku":"MW15CP8","price":29.25,"currency_code":"GBP","in_stock":true},{"title":"GSD8 3\/4 Cold WaterMeter Q3 4.0 MIDR100 WRAS 130mm c\/wunions \/ Standard UK Spec","offer_id":61499901215054,"sku":"MW20CP","price":34.2,"currency_code":"GBP","in_stock":true},{"title":"GSD8 1\/2\" Cold Water Q3 2.5 MID R100 Mbus 110mm c\/w unions \/ Wired M-Bus (EN 13757)","offer_id":61499901247822,"sku":"MW15CM","price":41.12,"currency_code":"GBP","in_stock":false},{"title":"GMDM-I 1\/2\" BSP + IWM-LR3 Cold Water Meter 2.5m3\/h LORA \/ LoRaWAN Wireless","offer_id":61499901280590,"sku":"MW15CL","price":95.31,"currency_code":"GBP","in_stock":true},{"title":"GSD8 3\/4\" Hot Water Q3 4.0 MID R100 Mbus 130mm c\/w unions \/ Wired M-Bus (EN 13757)","offer_id":61499901313358,"sku":"MW20HM","price":46.02,"currency_code":"GBP","in_stock":true},{"title":"GMDM-I 3\/4\" BSP + IWM-LR3 Cold Water Meter 4.0m3\/h LORA \/ LoRaWAN Wireless","offer_id":61499901346126,"sku":"MW20CL","price":96.6,"currency_code":"GBP","in_stock":false},{"title":"#REF! (MW20HL) \/ Standard UK Spec","offer_id":61499901378894,"sku":"MW20HL","price":110.94,"currency_code":"GBP","in_stock":false},{"title":"GMDM-I 1\/2\" BSP + IWM-TX3 Hot Water 2.5m3\/h Mbus Wireless \/ Wired M-Bus (EN 13757)","offer_id":61499901411662,"sku":"MW15HWM","price":93.12,"currency_code":"GBP","in_stock":false},{"title":"GMDM-I 3\/4\" BSP + IWM-TX3 Hot Water 4.0m3\/h Mbus Wireless \/ Wired M-Bus (EN 13757)","offer_id":61499901444430,"sku":"MW20HWM","price":93.02,"currency_code":"GBP","in_stock":false},{"title":"GSD8 1\/2\" Hot Water Q3 2.5 MID R100 Mbus 110mm c\/w unions \/ Wired M-Bus (EN 13757)","offer_id":61499901477198,"sku":"MW15HM","price":41.12,"currency_code":"GBP","in_stock":true},{"title":"GSD8 3\/4 Hot Water Meter Q3 4.0 MIDR100 WRAS 130mm c\/wunions (MW20HP) \/ Standard UK Spec","offer_id":61499901509966,"sku":"MW20HP","price":34.14,"currency_code":"GBP","in_stock":true},{"title":"GSD8 1\/2 Hot Water Meter Q3 2.5 MIDR100 WRAS 110mm c\/wunions \/ Standard UK Spec","offer_id":61499901542734,"sku":"MW15HP","price":29.28,"currency_code":"GBP","in_stock":true},{"title":"GMDM-I 3\/4\" BSP + IWM-TX3 Cold Water 4.0m3\/h Mbus Wireless \/ Wired M-Bus (EN 13757)","offer_id":61499901575502,"sku":"MW20CWM","price":88.02,"currency_code":"GBP","in_stock":false},{"title":"GMDM-I 1\/2\" BSP + IWM-TX3 Cold Water 2.5m3\/h Mbus Wireless \/ Wired M-Bus (EN 13757)","offer_id":61499901608270,"sku":"MW15CWM","price":86.7,"currency_code":"GBP","in_stock":false},{"title":"#REF! (MW15HL) \/ Standard UK Spec","offer_id":61499901641038,"sku":"MW15HL","price":101.7,"currency_code":"GBP","in_stock":false}],"url":"https:\/\/submeterstore.co.uk\/products\/b-meters-gsd8-single-jet-cold-hot-water-meter","provider":"SubMeter Store","version":"1.0","type":"link"}