GOLMA-COOL ventilation was founded in 2005, we are the special manufacturer in the field of ventilation system. Having been engaged in HVAC/R industry for more than 15years, we have accumulated rich product knowledge and experience for below productions: *Flexible air ducting *Aluminum Semi Rigid flexible duct *Flexible duct connector *Insulation pins *Duct fittings *Duct hardware *Pipe clamps and ventilation clamps *Air valve and diffuser *HVAC TAPE *A/C Brackets