Drayton's iconic TRV4 is Keymark approved to EN 215 and Class I rated for energy efficiency. This ...Drayton's iconic TRV4 is Keymark approved to EN 215 and Class I rated for energy efficiency. This model features a 15mm chrome-finish angle valve and a matching lockshield with drain-off function.
Drayton's iconic TRV4 is Keymark approved to EN 215 and Class I rated for energy efficiency. This model features a 15mm chrome-finish angle valve and a matching lockshield with drain-off function.