master plumber, this is a repeat post from 12/31/06. still having problems with radiators not getting hot, just the riser are hot now, it take over an hour for heat to start coming up the riser after ...

How hot does your engine run? Is it on the cool side? The hot side? Where should it be? How big of a radiator should you run? Antifreeze or water? Tap or distilled? Do you need a pressurized cooling ...

If your radiators aren't heating up properly during the cold snap, it's often due to trapped air - but there's a simple DIY ...

If you want to install a TRV on your old radiators or an existing thermostatic radiator valve has started to leak, it’s worth ...