VELUX Rigid Extension Tube TGR 010 THR 010 TSR 010 TMR 010 Sun Tunnel Skylight
ZTR 010 extension tube is designed specifically to be installed with 10 in. VELUX Sun Tunnel Skylights, including TGR, THR, TSR and TMR in size 010. This highly reflective 2 ft. rigid extension tube can be installed with 10 in.