Price: $35.00
Availability: In Stock - Usually ships in 1 to 2 days.
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This kit extends the vent cap away from the exterior wall which is needed when mounting the vent cap to vinyl siding or greenhouse coverings to prevent heated exhaust air from damaging those materials. The thin-wall collar is also used needed when venting through walls less than 4 1/2" thick.

Overall Customer Rating of 1 Reviews:
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VA

Greenhouse installation

Rating:
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The thin wall adapter made installation of my Direct vent Williams heater a snap
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