36002018 #20 Compatible Germicidal UV-C Lamp for Pura / Pentek UV Systems 
This Caprock brand lamp is 100% compatible with the Pura / PENTEK 36002018 #20 and others, but sells at a much lower price. It is not made by Pura / Pentek.
The lamp measures about 463mm (about 18.25 inches), excluding the four pins on the end of the lamp.  Its peak output is at 254nm. 

Please see our separate listing for the Caprock NY point in the US. Foreign buyers please request shipping charges prior to bidding. Payment must be received within five days to avoid negative feedback.QS-36003035 quartz sleeve (with O-rings).

The lamp is used in these and other models of equipment:
US buyers get FREE SHIPPING to ANY point in the US. Foreign buyers please request shipping charges prior to bidding. Payment must be received within five days to avoid negative feedback.