
RED DEER, Alberta — Pitching a tent is the typical remedy when trying to heat fuse thermoplastic pipe in cold climates. But projects are often delayed or even shut down because a tent — no matter how durable — is never completely draft-proof. Freezing temperatures make it much more difficult to keep heaters at the right temperature for fusing pipe ends together, and contaminants easily blow in with the wind which prevents operators from making …
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