Hiland AZ Patio Heaters THP-PZ Piezoelectric Striker Switch for Patio Heaters Manual piezoelectric striker switch Sends a spark to the tip of the igniter for ignition of the pilot flame Does not include striker wire All AZ Patio Heaters products include a one year warranty against manufacturer defects. We are one of the only suppliers in the US to maintain a complete line of replacements parts and a full service repair center Patio heaters allow you to extend the life of your outdoor space to 9 or even 12 months, depending on location