018961F | Raypak Avia 404A Combustion Air Blower 550-4380 grid support Improves Water Flow and Prevents

Improves Water Flow and Prevents Leaks: Ensures reliable sealing to support optimal pool water circulation and filtration efficiency

To prevent stains:

delivering an estimated flow rate of 1

The Raypak Rocker Switch

(2) Drain Plugs- 071131

018961F | Raypak Avia 404A Combustion Air Blower 550-4380 grid support Improves Water Flow and PreventsThe Raypak 018961F Combustion Air Blower Kit (also called Blower Comb Air) is an OEM replacement blower assembly for Raypak Avia 264A 404A heaters. This kit ensures proper forced air ventilation into the firebox to support safe combustion even under challenging venting conditions. By reliably feeding combustion air, it helps maintain flame stability, prevents flue gas recirculation, and keeps the heater operating efficiently and safely. The blower is