PTP33-D, PTP22-I and PTP24-DI are sleeker versions of our standardPTP linear series. The PTP33-D, PTP22-I and PTP24-DI are designed for surface, suspended or wall mounting. The smaller size allows for versatility and creativity in modern applications. PTP33-D, PTP22-I and PTP24-DI are the ideal luminaire for open spaces and energyefficient applications.