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The Peerless 90592 is a blocked vent shut-off switch designed specifically for MI boilers. It plays a critical role in ensuring safe operation by detecting blockages in the venting system and shutting down the boiler to prevent hazardous conditions.
The blocked vent shut-off switch from Peerless is essential for maintaining boiler safety. It ensures that the heating equipment operates without risk from vent obstructions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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