diff --git a/libraries/SRV_Channel/SRV_Channel.h b/libraries/SRV_Channel/SRV_Channel.h
index fdb3b94625..fa6e1466a6 100644
--- a/libraries/SRV_Channel/SRV_Channel.h
+++ b/libraries/SRV_Channel/SRV_Channel.h
@@ -17,6 +17,7 @@
 #include <AP_Param/AP_Param.h>
 #include <AP_RCMapper/AP_RCMapper.h>
 #include <AP_Common/Bitmask.h>
+#include <AP_Volz_Protocol/AP_Volz_Protocol.h>
 
 #define NUM_SERVO_CHANNELS 16
 
@@ -30,6 +31,7 @@ class SRV_Channels;
 class SRV_Channel {
 public:
     friend class SRV_Channels;
+
     // constructor
     SRV_Channel(void);
 
@@ -414,6 +416,10 @@ public:
         return SRV_Channel::Aux_servo_function_t((SRV_Channel::k_motor9+(channel-8)));
     }
     
+    static void cork();
+
+    static void push();
+
 private:
     struct {
         bool k_throttle_reversible:1;
@@ -429,6 +435,11 @@ private:
     // this static arrangement is to avoid having static objects in AP_Param tables
     static SRV_Channel *channels;
     static SRV_Channels *instance;
+
+    // support for Volz protocol
+    AP_Volz_Protocol volz = AP_Volz_Protocol::create();
+    static AP_Volz_Protocol *volz_ptr;
+
     SRV_Channel obj_channels[NUM_SERVO_CHANNELS];
 
     static struct srv_function {
diff --git a/libraries/SRV_Channel/SRV_Channels.cpp b/libraries/SRV_Channel/SRV_Channels.cpp
index 5abbf05088..8a7755a58f 100644
--- a/libraries/SRV_Channel/SRV_Channels.cpp
+++ b/libraries/SRV_Channel/SRV_Channels.cpp
@@ -26,6 +26,8 @@ extern const AP_HAL::HAL& hal;
 
 SRV_Channel *SRV_Channels::channels;
 SRV_Channels *SRV_Channels::instance;
+AP_Volz_Protocol *SRV_Channels::volz_ptr;
+
 bool SRV_Channels::disabled_passthrough;
 bool SRV_Channels::initialised;
 Bitmask SRV_Channels::function_mask{SRV_Channel::k_nr_aux_servo_functions};
@@ -111,6 +113,10 @@ const AP_Param::GroupInfo SRV_Channels::var_info[] = {
     // @Units: Hz
     AP_GROUPINFO("_RATE",  18, SRV_Channels, default_rate, 50),
 
+    // @Group: VOLZ_
+    // @Path: ../AP_Volz_Protocol/AP_Volz_Protocol.cpp
+    AP_SUBGROUPINFO(volz, "_VOLZ_",  19, SRV_Channels, AP_Volz_Protocol),
+
     AP_GROUPEND
 };
 
@@ -129,6 +135,8 @@ SRV_Channels::SRV_Channels(void)
     for (uint8_t i=0; i<NUM_SERVO_CHANNELS; i++) {
         channels[i].ch_num = i;
     }
+
+    volz_ptr = &volz;
 }
 
 /*
@@ -175,3 +183,22 @@ void SRV_Channels::set_output_pwm_chan(uint8_t chan, uint16_t value)
         channels[chan].set_output_pwm(value);
     }
 }
+
+/*
+  wrapper around hal.rcout->cork()
+ */
+void SRV_Channels::cork()
+{
+	hal.rcout->cork();
+}
+
+/*
+  wrapper around hal.rcout->push()
+ */
+void SRV_Channels::push()
+{
+    hal.rcout->push();
+
+    // give volz library a chance to update
+    volz_ptr->update();
+}