Drayton TRV4 thermostaic valves are supplied as 15mm x 1/2" BSP only , please select reducing kits if required. Valves sold as pairs. The sets showing include the Drayton lockshield. Complete with 5 year gaurentee.
Current Drayton TRV4 chrome thermostatic & lockshield pack models:
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0705170 - TRV4CPA - Thermostatic valve and lockshield valve, angled - chrome -
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0705171 - TRV4CPS - Thermostatic valve and lockshield valve, straight - chrome -