On today's Arc'teryx Alpine Academy show we are hanging out with Canadian rock star Brette Harrington. Brette is an expert in multi-pitch rope work and shows us how to rig a Quad anchor and use a tag line to safely rappel on one rope, and retrieve it.br br Need a new rope? Check out our range:br br How To Use A Tag Line With Brette Harrington | Climbing Daily Ep.